1: a mark (') placed above a vowel to indicate pronunciation [syn: {acute}, {ague}]

1: an angle less than 90 degrees but more than 0 degrees

1: an acute viral disease marked by inflammation of nerve cells of the brain stem and spinal cord [syn: {poliomyelitis}, {polio}, {infantile paralysis}]

1: any disorder (as sudden confusion or disorientation) in an otherwise normal person that is due to reversible (temporary) impairment of brain tissues (as by head injuries or drugs or infection) [syn...

1: gastritis caused by ingesting an irritant (as too much aspirin)

1: glaucoma in which the iris blocks the outflow of aqueous humor [syn: {angle-closure glaucoma}]

1: glossitis resulting from injury or infection and characterized by swelling and pain

1: encephalitis that resembles apoplexy due to blood extravasation

1: common form of acute encephalitis caused by herpes simplex 1; usually affects the temporal and frontal lobes [syn: {herpes simplex encephalitis}, {herpes encephalitis}]

1: renal failure associated with burns or other trauma or with acute infection or obstruction of the urinary tract [syn: {acute renal failure}]

1: rapidly progressing leukemia

1: acute leukemia characterized by proliferation of immature lymphoblast-like cells in bone marrow, lymph nodes, spleen, and blood; most common in children [syn: {acute lymphocytic leukemia}]

1: acute leukemia characterized by proliferation of immature lymphoblast-like cells in bone marrow, lymph nodes, spleen, and blood; most common in children [syn: {acute lymphoblastic leukemia}]

1: acute leukemia characterized by proliferation of granular leukocytes; most common in adolescents and young adults [syn: {acute myeloid leukemia}]

1: acute leukemia characterized by proliferation of granular leukocytes; most common in adolescents and young adults [syn: {acute myelocytic leukemia}]

1: any disorder (as sudden confusion or disorientation) in an otherwise normal person that is due to reversible (temporary) impairment of brain tissues (as by head injuries or drugs or infection) [syn...

1: pyelonephritis resulting from the spread of a bladder infection

1: renal failure associated with burns or other trauma or with acute infection or obstruction of the urinary tract [syn: {acute kidney failure}]

1: schizophrenia of abrupt onset and relatively short duration (a few weeks or months) [syn: {reactive schizophrenia}]

1: a triangle whose interior angles are all acute [syn: {acute-angled triangle}]

1: a triangle whose interior angles are all acute [syn: {acute triangle}]

1: in an acute manner; "she pitied her sister acutely"; "acutely aware" 2: having a rapid onset; "an acutely debilitating virus" [ant: {chronically}]

1: a quick and penetrating intelligence; "he argued with great acuteness"; "I admired the keenness of his mind" [syn: {acuity}, {sharpness}, {keenness}] 2: the quality of having a sharp edge or point ...

1: botany; not cyclic; especially having parts arranged in spirals rather than whorls [ant: {cyclic}] 2: chemistry; not cyclic; having an open chain structure [syn: {open-chain}] [ant: {cyclic}]

1: an oral antiviral drug (trade name Zovirax) used to treat genital herpes; does not cure the disease but relieves the symptoms [syn: {Zovirax}]

1: any group or radical of the form RCO- where R is an organic group; "an example of the acyl group is the acetyl group" [syn: {acyl group}]

1: organic compounds that react with water to form an acid [syn: {acid anhydrides}]

1: any group or radical of the form RCO- where R is an organic group; "an example of the acyl group is the acetyl group" [syn: {acyl}]

1: organic compounds containing the group -COX where X is a halogen atom [syn: {acid halide}]

1: the process of introducing an acyl group into a compound

1: an ester of glycerol and fatty acids that occurs naturally as fats and fatty oils; "fresh fats contain glycerides of fatty acids and very little free acid" [syn: {glyceride}]

1: a public promotion of some product or service [syn: {advertisement}, {advertizement}, {advertising}, {advertizing}, {advert}] adv : in the Christian era; used before dates after the supposed year C...

1: an agency that designs advertisement to call public attention to its clients [syn: {advertising agency}]

1: an organized program of advertisements [syn: {advertising campaign}, {ad campaign}]

1: an organized program of advertisements [syn: {advertising campaign}, {ad blitz}]

1: often improvised or impromptu; "an ad hoc committee meeting" 2: for or concerned with one specific purpose; "a coordinated policy instead of ad hoc decisions" adv : for one specific case; "they wer...

1: appealing to personal considerations (rather than to fact or reason); "ad hominem arguments"

1: to infinity; without or seemingly without limit; "talked on and on ad infinitum"

1: for an intervening time; temporarily; "elected to serve ad interim"

1: without advance preparation; "he spoke ad lib" [syn: {ad libitum}, {spontaneously}, {impromptu}]

1: without advance preparation; "he spoke ad lib" [syn: {ad lib}, {spontaneously}, {impromptu}]

1: to a sickening extent; "he played the song ad nauseam"

1: in proportion to the estimated value of the goods taxed; "the goods were taxed ad valorem" [syn: {ad valorem}]

1: in proportion to the estimated value of the goods taxed; "the goods were taxed ad valorem" [syn: {ad val}]

1: a tax levied on the difference between a commodity's price before taxes and its cost of production [syn: {VAT}, {value-added tax}]

1: said or done without having been planned or written in advance; "he made a few ad-lib remarks" [syn: {spontaneous}, {unwritten}] 2: with little or no preparation or forethought; "his ad-lib comment...

{ad-lib}

{ad-lib}

1: an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia; "ADA deficiency can lead to one form of severe combined immunodeficiency disease"; "the gene enco...

1: SCID resulting from mutation of a gene that codes for adenosine deaminase

1: congenital absence of fingers and/or toes [syn: {adactyly}, {adactylism}]

1: congenital absence of fingers and/or toes [syn: {adactylia}, {adactyly}]

1: without fingers and/or toes

1: congenital absence of fingers and/or toes [syn: {adactylia}, {adactylism}]

1: Babylonian god of storms and wind

1: a condensed but memorable saying embodying some important fact of experience that is taken as true by many people [syn: {proverb}, {saw}, {byword}]

1: (of tempo) leisurely n 1: (music) a composition played in adagio tempo (slowly and gracefully); "they played the adagio too quickly" 2: a slow section of a pas de deux requiring great skill and str...

1: a port city in southwestern Turkey on the Gulf of Antalya [syn: {Antalya}] 2: genus of ladybugs [syn: {genus Adalia}]

1: red ladybug with a black spot on each wing [syn: {two-spotted ladybug}]

1: (Old Testament) in Judeo-Christian mythology; the first man and the husband of Eve and the progenitor of the human race 2: Scottish architect who designed many public buildings in England and Scotl...

1: Scottish economist who advocated private enterprise and free trade (1723-1790) [syn: {Smith}]

1: tropical shrub having glossy foliage and fragrant nocturnal flowers with crimped or wavy corollas; northern India to Thailand [syn: {crape jasmine}, {crepe jasmine}, {crepe gardenia}, {pinwheel flo...

1: yucca with long stiff leaves having filamentlike appendages [syn: {Adam's needle-and-thread}, {spoonleaf yucca}, {needle palm}, {Yucca filamentosa}]

1: yucca with long stiff leaves having filamentlike appendages [syn: {Adam's needle}, {spoonleaf yucca}, {needle palm}, {Yucca filamentosa}]

1: a mountain peak in south central Sri Lanka (7,360 feet high) [syn: {Samanala}]

1: North American orchid bearing a single leaf and yellowish-brown flowers [syn: {puttyroot}, {Aplectrum hyemale}]

1: resoluteness by virtue of being unyielding and inflexible [syn: {obduracy}, {unyieldingness}]

1: not capable of being swayed or diverted from a course; unsusceptible to persuasion; "he is adamant in his refusal to change his mind"; "Cynthia was inexorable; she would have none of him"- W.Church...

1: consisting of or having the hardness of adamant 2: having the hardness of a diamond 3: not capable of being swayed or diverted from a course; unsusceptible to persuasion; "he is adamant in his refu...

1: inflexibly; unshakably; "adamantly opposed to the marriage"

1: American Revolutionary leader and patriot; an organizer of the Boston Tea Party and signer of the Declaration of Independence (1722-1803) [syn: {Sam Adams}, {Samuel Adams}] 2: 6th President of the ...

1: recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeat [syn: {heart block}, {Stokes-Adams syndrome}, {atrioventricular block}]

1: a city in southern Turkey on the Seyhan River [syn: {Seyhan}]

1: baobab; cream-of-tartar tree [syn: {genus Adansonia}]

1: African tree having an exceedingly thick trunk and fruit that resembles a gourd and has an edible pulp called monkey bread [syn: {baobab}, {monkey-bread tree}]

1: Australian tree having an agreeably acid fruit that resembles a gourd [syn: {cream-of-tartar tree}, {sour gourd}]

1: a Babylonian demigod or first man (sometimes identified with Adam)

1: extinct small mostly diurnal lower primates that fed on leaves and fruit; abundant in North America and Europe 30 to 50 million years ago; their descendents probably include the lemurs; some author...

1: extinct small mostly diurnal lower primates that fed on leaves and fruit; abundant in North America and Europe 30 to 50 million years ago; their descendents probably include the lemurs; some author...

1: a tricyclic antidepressant (trade names Adapin and Sinequan) with numerous side effects (dry mouth and sedation and gastrointestinal disturbances) [syn: {doxepin}, {doxepin hydrochloride}, {Sinequa...

1: make fit for, or change to suit a new purpose; "Adapt our native cuisine to the available food resources of the new country" [syn: {accommodate}] 2: adapt or conform oneself to new or different con...

1: the ability to change or be changed to fit changed circumstances [ant: {unadaptability}]

1: capable of adapting (of becoming or being made suitable) to a particular situation or use; "to succeed one must be adaptable"; "the frame was adaptable to cloth bolts of different widths" [ant: {un...

1: a written work (as a novel) that has been recast in a new form; "the play is an adaptation of a short novel" [syn: {version}] 2: the process of adapting to something (such as environmental conditio...

1: of or relating to adaptation

1: having a capacity for adaptation; "the adaptive coloring of a chameleon" [syn: {adaptive}] [ant: {maladaptive}]

1: changed in order to improve or made more fit for a particular purpose; "seeds precisely adapted to the area"; "instructions altered to suit the children's different ages" [syn: {altered}]

1: a musician who adapts a composition for particular voices or instruments or for another style of performance [syn: {arranger}, {transcriber}] 2: device that enables something to be used in a way di...

1: having a capacity for adaptation; "the adaptive coloring of a chameleon" [syn: {adaptative}] [ant: {maladaptive}]

1: the development of many different forms from an originally homogeneous group of organisms as they fill different ecological niches

1: device that enables something to be used in a way different from that for which it was intended or makes different pieces of apparatus compatible [syn: {adapter}]

1: the sixth month of the civil year; the twelfth month of the ecclesiastic year in the Jewish calendar (in February and March)

1: included seven times in every 19 years [syn: {Veadar}]

1: nearest to or facing toward the axis of an organ or organism; "the upper side of a leaf is known as the adaxial surface" [syn: {ventral}] [ant: {abaxial}]

1: in an adaxial manner [ant: {abaxially}]

1: a condition (mostly in boys) characterized by behavioral and learning disorders [syn: {attention deficit disorder}, {attention deficit hyperactivity disorder}, {ADHD}, {hyperkinetic syndrome}, {min...

1: make an addition; "Let's add on to this" 2: add to the very end; "He appended a glossary to his novel where he used an invented language" [syn: {append}, {supplement}, {affix}]

1: have an increased effect; "This adds to my worries"

1: determine the sum of; "Add all the people in this town to those of the neighboring town" [syn: {total}, {tot}, {tot up}, {sum}, {sum up}, {summate}, {tote up}, {add}, {tally}, {add up}] 2: make an ...

1: develop into; "This idea will never amount to anything"; "nothing came of his grandiose plans" [syn: {come}, {amount}] 2: determine the sum of; "Add all the people in this town to those of the neig...

1: a component that is added to something to improve it; "the addition of a bathroom was a major improvement"; "the addition of cinammon improved the flavor" [syn: {addition}, {improver}] 2: a supplem...

1: capable of being added or added to [syn: {addible}]

1: large antelope with lightly spiraled horns of desert regions of northern Africa [syn: {Addax nasomaculatus}]

1: large antelope with lightly spiraled horns of desert regions of northern Africa [syn: {addax}]

1: combined or joined to increase in size or quantity or scope; "takes on added significance"; "an added attraction" [ant: {subtracted}]

1: a number that is added to another number (the augend)

{addendum}

1: textual matter that is added onto a publication; usually at the end [syn: {supplement}, {postscript}] [also: {addenda} (pl)]

1: a person who adds numbers 2: a machine that adds numbers 3: small terrestrial viper common in northern Eurasia [syn: {common viper}, {Vipera berus}]

1: mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia [syn: {common polypody}, {wall fe...

1: ferns with fertile spikes shaped like a snake's tongue [syn: {adder's tongue fern}]

1: ferns with fertile spikes shaped like a snake's tongue [syn: {adder's tongue}]

1: capable of being added or added to [syn: {addable}]

1: someone who is so ardently devoted to something that it resembles an addiction; "a golf addict"; "a car nut"; "a news junkie" [syn: {nut}, {freak}, {junkie}, {junky}] 2: someone who is physiologica...

1: compulsively or physiologically dependent on something habit-forming; "she is addicted to chocolate"; "addicted to cocain" [ant: {unaddicted}]

1: being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs) [syn: {dependence}, {dependency}, {habituation}] 2...

1: causing or characterized by addiction; "addictive drugs"; "addictive behavior" [syn: {habit-forming}] [ant: {nonaddictive}]

1: a calculator that performs simple arithmetic functions [syn: {totalizer}, {totaliser}]

1: the capital of Ethiopia and the country's largest city; located in central Ethiopia [syn: {New Flower}, {capital of Ethiopia}]

1: a glandular disorder caused by failure of function of the cortex of the adrenal gland and marked by anemia and prostration with brownish skin [syn: {Addison's syndrome}, {hypoadrenalism}, {hypoadre...

1: a glandular disorder caused by failure of function of the cortex of the adrenal gland and marked by anemia and prostration with brownish skin [syn: {Addison's disease}, {hypoadrenalism}, {hypoadren...

1: a component that is added to something to improve it; "the addition of a bathroom was a major improvement"; "the addition of cinammon improved the flavor" [syn: {add-on}, {improver}] 2: the act of ...

1: a chemical reaction in which one molecule is added to another

1: existing or coming by way of addition; "an additional problem"; "further information"; "there will be further delays"; "took more time" [syn: {further(a)}, {more(a)}] 2: added to complete or make u...

1: by way of addition; furthermore; "he serves additionally as the CEO" [syn: {in addition}, {to boot}]

1: an Apocryphal book consisting of text added to the Book of Esther

1: characterized or produced by addition; "an additive process" [ant: {subtractive}] 2: designating or involving an equation whose terms are of the first degree [syn: {linear}] [ant: {nonlinear}] n : ...

1: (mathematics) one of a pair of numbers whose sum is zero; the additive inverse of -5 is +5

1: mix up or confuse; "He muddled the issues" [syn: {muddle}, {puddle}] 2: become rotten; "addled eggs"

1: a person with confused ideas; incapable of serious thought [syn: {addlehead}, {loon}, {birdbrain}]

1: stupid and confused; used especially of persons; "blathering like the addlepated nincompoop that you are"; "a confused puddingheaded, muddleheaded fellow"- Isaac Sterne [syn: {addlepated}, {potty},...

1: (of eggs) no longer edible; "an addled egg" 2: confused and vague; used especially of thinking; "muddleheaded ideas"; "your addled little brain"; "woolly thinking"; "woolly-headed ideas" [syn: {bef...

1: a person with confused ideas; incapable of serious thought [syn: {addle-head}, {loon}, {birdbrain}]

1: stupid and confused; used especially of persons; "blathering like the addlepated nincompoop that you are"; "a confused puddingheaded, muddleheaded fellow"- Isaac Sterne [syn: {addlebrained}, {potty...

1: (computer science) the code that identifies where a piece of information is stored [syn: {computer address}] 2: the place where a person or organization can be found or communicated with 3: the act...

1: capable of being addressed; "addressable memory"

1: of mail; marked with a destination; "I throw away all mail addressed to `resident'" [ant: {unaddressed}]

1: one to whom something is addressed

1: a printer that automatically prints addresses on letters for mailing [syn: {Addressograph}]

1: a printer that automatically prints addresses on letters for mailing [syn: {addressing machine}]

{address}

1: advance evidence for [syn: {abduce}, {cite}]

1: especially of muscles; bringing together or drawing toward the midline of the body or toward an adjacent part [syn: {adductive}, {adducting}] [ant: {abducent}]

1: a discussant who offers an example or a reason or a proof

1: citing as evidence or proof

1: a compound formed by an addition reaction v : draw a limb towards the body; "adduct the thigh muscle" [ant: {abduct}]

1: especially of muscles; bringing together or drawing toward the midline of the body or toward an adjacent part [syn: {adducent}, {adductive}] [ant: {abducent}]

1: (physiology) moving of a body part toward the central axis of the body

1: especially of muscles; bringing together or drawing toward the midline of the body or toward an adjacent part [syn: {adducent}, {adducting}] [ant: {abducent}]

1: a muscle that draws a part toward the median line [syn: {adductor muscle}]

1: a muscle that draws a part toward the median line [syn: {adductor}]

1: a sweetened beverage of diluted fruit juice [syn: {fruit drink}]

1: the state capital of South Australia

1: type genus of the Adelgidae: plant lice [syn: {genus Adelges}]

1: a variety of adelgid [syn: {spruce gall aphid}]

1: a variety of adelgid [syn: {balsam woolly aphid}]

1: any of various insects that feed and form galls on conifers

1: plant lice [syn: {family Adelgidae}]

1: medium-sized penguins occurring in large colonies on the Adelie coast of Antarctica [syn: {Adelie penguin}, {Pygoscelis adeliae}]

1: medium-sized penguins occurring in large colonies on the Adelie coast of Antarctica [syn: {Adelie}, {Pygoscelis adeliae}]

1: English author whose work used such techniques as stream of consciousness and the interior monologue; prominent member of the Bloomsbury Group (1882-1941) [syn: {Woolf}, {Virginia Woolf}]

1: an important port of Yemen; located on the Gulf of Aden; its strategic location have made it a major trading center of southern Arabia since ancient times

1: Yemen-based terrorist group that supports al-Qaeda's goals; seeks to overthrow the Yemeni government and eliminate United States interests; responsible for bombings and kidnappings and killling Wes...

1: small genus of trees of tropical Asia and Pacific areas [syn: {genus Adenanthera}]

1: East Indian tree with racemes of yellow-white flowers; cultivated as an ornamental [syn: {coralwood}, {coral-wood}, {red sandalwood}, {Barbados pride}, {peacock flower fence}]

1: German statesman; chancellor of West Germany (1876-1967) [syn: {Konrad Adenauer}]

1: (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA [syn: {A}]

1: inflammation of a gland or lymph node

1: 1 species: succulent shrub or tree of tropical Africa and Arabia [syn: {genus Adenium}]

1: South African shrub having a swollen succulent stem and bearing showy pink and white flowers after the leaves fall; popular as an ornamental in tropics [syn: {impala lily}, {mock azalia}, {desert r...

1: South African shrub having a swollen succulent stem and bearing showy pink and white flowers after the leaves fall; popular as an ornamental in tropics [syn: {impala lily}, {mock azalia}, {desert r...

1: malignant tumor originating in glandular epithelium [syn: {glandular cancer}, {glandular carcinoma}] [also: {adenocarcinomata} (pl)]

{adenocarcinoma}

1: of or pertaining to adenocarcinoma

1: the anterior lobe of the pituitary body; primarily glandular in nature [syn: {anterior pituitary}, {anterior pituitary gland}]

1: relating to or resembling lymphatic glands or lymphoid tissue n : a collection of lymphatic tissue in the throat behind the uvula (on the posterior wall and roof of the nasopharynx); "hypertrophy o...

1: of or pertaining to the adenoids 2: sounding as if the nose were pinched; "a whining nasal voice" [syn: {pinched}, {nasal}]

1: surgical removal of the adenoids; commonly performed along with tonsillectomy

1: a benign epithelial tumor of glandular origin [also: {adenomata} (pl)]

{adenoma}

1: a polyp that consists of benign neoplastic tissue derived from glandular epithelium; "adenomatous polyps are visible protrusions that can develop on the mucosal surface of the colon or rectum"

1: gland enlargement

1: malignant renal tumor of young children characterized by hypertension and blood in the urine and the presence of a palpable mass [syn: {Wilms' tumor}, {Wilms tumour}, {nephroblastoma}, {embryoma of...

1: the presence of endometrium elsewhere than in the lining of the uterus; causes premenstrual pain and dysmenorrhea [syn: {endometriosis}]

1: a glandular disease or enlargement of glandular tissue (especially of the lymph glands)

1: (biochemistry) a nucleoside that is a structural component of nucleic acids; it is present in all living cells in a combined form as a constituent of DNA and RNA and ADP and ATP and AMP

1: an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia; "ADA deficiency can lead to one form of severe combined immunodeficiency disease"; "the gene enco...

1: an ester of adenosine that is converted to ATP for energy storage [syn: {ADP}]

1: a nucleotide found in muscle cells and important in metabolism; reversibly convertible to ADP and ATP [syn: {AMP}, {adenylic acid}]

1: a nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions [syn: {ATP}]

1: a disorder of the glands of the body [syn: {glandular disease}, {gland disease}, {glandular disorder}]

1: African antelopes: puku [syn: {genus Adenota}]

1: an African antelope closely related to the waterbuck [syn: {puku}]

1: any of a group of viruses including those that in humans cause upper respiratory infections or infectious pinkeye

1: a nucleotide found in muscle cells and important in metabolism; reversibly convertible to ADP and ATP [syn: {adenosine monophosphate}, {AMP}]

1: having or showing knowledge and skill and aptitude; "adept in handicrafts"; "an adept juggler"; "an expert job"; "a good mechanic"; "a practiced marksman"; "a proficient engineer"; "a lesser-known ...

1: skillful performance or ability without difficulty; "his quick adeptness was a product of good design"; "he was famous for his facility as an archer" [syn: {adroitness}, {deftness}, {facility}, {qu...

1: the quality of being able to meet a need satisfactorily: "he questioned the adequacy of the usual sentimental interpretation of the Golden Rule" [syn: {adequateness}] [ant: {inadequacy}] 2: the qua...

1: (sometimes followed by `to') meeting the requirements especially of a task; "she had adequate training"; "her training was adequate"; "she was adequate to the job" [ant: {inadequate}] 2: enough to ...

1: having the requisite qualities for; "equal to the task"; "the work isn't up to the standard I require" [syn: {adequate to(p)}, {capable}, {equal to(p)}, {up to(p)}]