1: an abnormal red blood cell that has thorny projections of protoplasm

1: the presence of acanthocytes in the blood stream (as in abetalipoproteinemia)

1: shaped like a spine or thorn [syn: {acanthous}, {spinous}]

1: a breakdown of a cell layer in the epidermis (as in pemphigus)

1: a neoplasm originating in the epidermis [syn: {skin tumor}]

1: Australian elapid snakes [syn: {genus Acanthophis}]

1: venomous Australian snake resembling an adder [syn: {death adder}]

1: a teleost fish with fins that are supported by sharp inflexible rays [syn: {spiny-finned fish}] [ant: {soft-finned fish}]

1: teleost fishes having fins with sharp bony rays [syn: {superorder Acanthopterygii}]

1: a genus of Bruchidae [syn: {genus Acanthoscelides}]

1: larvae live in and feed on growing or stored beans [syn: {bean weevil}]

1: an abnormal but benign thickening of the prickle-cell layer of the skin (as in psoriasis)

1: a skin disease characterized by dark wart-like patches in the body folds; can be benign or malignant [syn: {keratosis nigricans}]

1: of or relating to or having acanthosis

1: shaped like a spine or thorn [syn: {acanthoid}, {spinous}]

1: surgeonfishes [syn: {family Acanthuridae}]

1: type genus of the Acanthuridae: doctorfishes [syn: {genus Acanthurus}]

1: surgeon fish of the West Indies [syn: {doctorfish}, {doctor-fish}]

1: any plant of the genus Acanthus having large spiny leaves and spikes or white or purplish flowers; native to Mediterranean region but widely cultivated [also: {acanthi} (pl)]

1: widely distributed herbs and shrubs and trees; sometimes placed in the order Scrophulariales [syn: {Acanthaceae}, {family Acanthaceae}]

1: widely cultivated southern European acanthus with whitish purple-veined flowers [syn: {bear's breech}, {bear's breeches}, {sea holly}]

1: a state in which the level of carbon dioxide in the blood is lower than normal; can result from deep or rapid breathing [syn: {hypocapnia}] [ant: {hypercapnia}]

1: relating to or demonstrating acapnia [syn: {acapnic}, {acapnotic}]

1: relating to or demonstrating acapnia [syn: {acapnial}, {acapnotic}]

1: relating to or demonstrating acapnia [syn: {acapnic}, {acapnial}]

1: a port and fashionable resort city on the Pacific coast of southern Mexico; known for beaches and water sports (including cliff diving) [syn: {Acapulco de Juarez}]

1: a port and fashionable resort city on the Pacific coast of southern Mexico; known for beaches and water sports (including cliff diving) [syn: {Acapulco}]

1: a particularly potent variety of marijuana [syn: {Mexican green}]

1: a chemical agent used to kill mites [syn: {acaricide}]

1: congenital absence of the heart (as in the development of some monsters)

{acarus}

1: infestation with itch mites [syn: {acariosis}, {acaridiasis}]

1: a chemical agent used to kill mites [syn: {acaracide}]

1: very small free-living arachnid that is parasitic on animals or plants; related to ticks

1: mites [syn: {family Acaridae}]

1: infestation with itch mites [syn: {acariasis}, {acariosis}]

1: mites and ticks [syn: {order Acarina}]

1: mite or tick

1: infestation with itch mites [syn: {acariasis}, {acaridiasis}]

1: an alcohol-soluble resin from Australian trees; used in varnishes and in manufacturing paper [syn: {accaroid resin}, {accroides}, {accroides resin}, {accroides gum}, {gum accroides}]

1: a morbid fear of small insects and mites and worms

1: having no carpels [syn: {acarpelous}] [ant: {carpellate}]

1: having no carpels [syn: {acarpellous}] [ant: {carpellate}]

1: producing no fruit

1: a mite of the genus Acarus [also: {acari} (pl)]

1: a cell without a nucleus (as an erythrocyte) [syn: {akaryocyte}, {akaryote}]

1: (verse) metrically complete; especially having the full number of syllables in the final metrical foot [ant: {catalectic}, {hypercatalectic}]

1: a disorder in which a lesion to the central nervous system leaves you unable to formulate a statement or to express yourself in an organized manner

1: an inability to retain bodily secretions

1: (psychoanalysis) a lack of cathexis; a condition in which significant objects or memories arouse no emotion in an individual

1: lacking a tail or taillike appendage [syn: {acaudate}] [ant: {caudate}]

1: lacking a tail or taillike appendage [syn: {acaudal}] [ant: {caudate}]

1: having no apparent stem above ground [syn: {stemless}] [ant: {caulescent}]

1: a command that is the primary provider of air combat weapon systems to the United States Air Force; operates fighter and bomber and reconnaissance and and battle-management and rescue aircraft [syn...

1: an alcohol-soluble resin from Australian trees; used in varnishes and in manufacturing paper [syn: {acaroid resin}, {accroides}, {accroides resin}, {accroides gum}, {gum accroides}]

1: submit or yield to another's wish or opinion; "The government bowed to the military pressure" [syn: {submit}, {bow}, {defer}, {give in}] 2: take on duties or office; "accede to the throne" [syn: {e...

1: gradually increasing in tempo n : a gradually increasing tempo of music; "my ear will not accept such violent accelerandos" adv : with increasing speed; "here you must play accelerando"

1: move faster; "The car accelerated" [syn: {speed up}, {speed}, {quicken}] [ant: {decelerate}] 2: cause to move faster; "He accelerated the car" [syn: {speed}, {speed up}] [ant: {decelerate}]

1: caused to go more rapidly [syn: {speeded up}] 2: speeded up, as of an academic course; "in an accelerated program in school"

1: increasing in speed; becoming progressively faster; "the accelerating inflation was cause for great concern"

1: an increase in speed; "modern science caused an acceleration of cultural change" [ant: {deceleration}] 2: the act of accelerating; increasing the speed [syn: {quickening}, {speedup}] 3: (physics) a...

1: a unit for measuring acceleration

1: tending to increase velocity [syn: {acceleratory}]

1: a pedal that controls the throttle valve; "he stepped on the gas" [syn: {accelerator pedal}, {gas pedal}, {gas}, {throttle}, {gun}] 2: a valve that regulates the supply of fuel to the engine [syn: ...

1: a coagulation factor [syn: {proaccelerin}, {prothrombin accelerator}, {factor V}]

1: a pedal that controls the throttle valve; "he stepped on the gas" [syn: {accelerator}, {gas pedal}, {gas}, {throttle}, {gun}]

1: tending to increase velocity [syn: {accelerative}]

1: an instrument for measuring the acceleration of aircraft or rockets

1: distinctive manner of oral expression; "he couldn't suppress his contemptuous accent"; "she had a very clear speech pattern" [syn: {speech pattern}] 2: special importance or significance; "the red ...

1: a diacritical mark used to indicate stress or placed above a vowel to indicate a special pronunciation [syn: {accent}]

1: used of syllables; "a tonic syllables carries the main stress in a word" [syn: {tonic}] [ant: {atonic}] 2: used of syllables or musical beats [syn: {heavy}, {strong}]

1: the act of giving special importance or significance to something [syn: {emphasizing}, {accentuation}]

1: small sparrow-like songbird of mountainous regions of Eurasia

1: of or pertaining to accent or stress 2: (of verse) having a metric system based on stress rather than syllables or quantity; "accentual poetry is based on the number of stresses in a line"; "accent...

1: the system of accentuation used in a particular language [syn: {prosodic system}]

1: to stress, single out as important; "Dr. Jones emphasizes exercise in addition to a change in diet" [syn: {stress}, {emphasize}, {emphasise}, {punctuate}, {accent}] 2: put stress on; utter with an ...

1: the use or application of an accent; the relative prominence of syllables in a phrase or utterance 2: the act of giving special importance or significance to something [syn: {emphasizing}, {accenti...

1: consider or hold as true; "I cannot accept the dogma of this church"; "accept an argument" [ant: {reject}] 2: receive willingly something given or offered; "The only girl who would have him was the...

1: satisfactoriness by virtue of conforming to approved standards [syn: {acceptableness}] [ant: {unacceptability}]

1: worthy of acceptance or satisfactory; "acceptable levels of radiation"; "performances varied from acceptable to excellent" [ant: {unacceptable}] 2: judged to be in conformity with approved usage; "...

1: satisfactoriness by virtue of conforming to approved standards [syn: {acceptability}] [ant: {unacceptability}]

1: in an acceptable (but not outstanding) manner; "she plays tennis tolerably" [syn: {tolerably}, {so-so}] [ant: {unacceptably}, {unacceptably}]

1: the mental attitude that something is believable and should be accepted as true; "he gave credence to the gossip"; "acceptance of Newtonian mechanics was unquestioned for 200 years" [syn: {credence...

1: a statistical procedure for accepting or rejecting a batch of merchandise or documents; involves determining the maximum number of defects discovered in a sample before the entire batch is rejected

1: accepting willingly; "acceptive of every new idea"; "an acceptant type of mind" [syn: {acceptive}]

1: acceptance as true or valid 2: the accepted meaning of a word [syn: {word meaning}, {word sense}] 3: the act of accepting with approval; favorable reception; "its adoption by society"; "the proposa...

1: generally approved or compelling recognition; "several accepted techniques for treating the condition"; "his recognized superiority in this kind of work" [syn: {recognized}, {recognised}] 2: genera...

1: tolerating without protest; "always more accepting of coaching suggestion than her teammates"; "the atmosphere was judged to be more supporting and accepting"

1: inclined to accept rather than reject; "she was seldom acceptive of my suggestions" [ant: {rejective}] 2: accepting willingly; "acceptive of every new idea"; "an acceptant type of mind" [syn: {acce...

1: (chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated 2: the person (or institution) who accepts a check or draft and becomes responsible for paying th...

1: short-chain RNA molecules present in the cell (in at least 20 varieties, each variety capable of combining with a specific amino acid) that attach the correct amino acid to the protein chain that i...

1: the right to enter [syn: {entree}, {accession}, {admittance}] 2: the right to obtain or make use of or take advantage of something (as services or membership) 3: a way of entering or leaving; "he t...

1: a short road giving access to an expressway; "in England they call an access road a slip road" [syn: {slip road}]

1: (computer science) the interval between the time data is requested by the system and the time the data is provided by the drive; "access time is the sum of seek time and rotational latency and comm...

1: someone who helps another person commit a crime [syn: {accessory}]

1: the quality of being at hand when needed [syn: {handiness}, {availability}, {availableness}] [ant: {inaccessibility}, {inaccessibility}] 2: the attribute of being easy to meet or deal with [syn: {a...

1: capable of being reached; "a town accessible by rail" [ant: {inaccessible}] 2: capable of being read with comprehension; "readily accessible to the nonprofessional reader"; "the tales seem more app...

1: a process of increasing by addition (as to a collection or group); "the art collectin grew through accession" 2: (civil law) the right to all of that which your property produces whether by growth ...

1: of or constituting an accession

1: something added that is nonessential but helpful; "accessorial services included sorting and packing"

1: relating to something that is added but is not essential; "an ancillary pump"; "an adjuvant discipline to forms of mysticism"; "The mind and emotions are auxilliary to each other" [syn: {adjunct}, ...

1: a person who gives assistance or comfort to someone known to be a felon or known to be sought in connection with the commission of a felony

1: a person who procures or advises or commands the commission of a felony but who is not present at its perpetration

1: a vein that passes along the radial edge of the forearm and joins the cephalic vein near the elbow [syn: {vena cephalica accessoria}]

1: a person who witnesses a crime but does not try to prevent it

1: fruit containing much fleshy tissue besides that of the ripened ovary; as apple or strawberry [syn: {pseudocarp}]

1: a vein formed by the union of the 4th to 7th posterior intercostal veins; empties into the azygos vein [syn: {accessory hemiazygous vein}, {vena hemiazygos accessoria}]

1: a vein formed by the union of the 4th to 7th posterior intercostal veins; empties into the azygos vein [syn: {accessory hemiazygos vein}, {vena hemiazygos accessoria}]

1: arises from two sets of roots (cranial and spinal) that unite to form the accessory nerve trunk [syn: {spinal accessory}, {nervus accessorius}, {eleventh cranial nerve}]

1: a vein that accompanies the vertebral vein but passes through the foramen of the transverse process of the 7th cervical vertebra and empties into the brachiocephalic vein [syn: {vena vertebralis ac...

1: a town and port in northwestern Israel in the eastern Mediterranean [syn: {Acre}, {Akko}, {Akka}]

1: an embellishing note usually written in smaller size [syn: {grace note}, {appoggiatura}] [also: {acciaccature} (pl)]

{acciaccatura}

1: the part of grammar that deals with the inflections of words [syn: {inflectional morphology}]

1: a mishap; especially one causing injury or death 2: anything that happens by chance without an apparent cause [syn: {fortuity}, {chance event}]

1: the branch of medicine that deals with the surgical repair of injuries and wounds arising from accidents [syn: {traumatology}]

1: having more than the average number of accidents

1: associated by chance and not an integral part; "poetry is something to which words are the accidental, not by any means the essential form"- Frederick W. Robertson; "they had to decide whether his ...

1: an accident that results in physical damage or hurt [syn: {injury}]

1: without advance planning; "they met accidentally" [syn: {by chance}, {circumstantially}, {unexpectedly}] [ant: {intentionally}] 2: in an incidental manner; "these magnificent achievements were only...