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Princeton University - WordNet - a lexical database for the English language Category: General Date & country: 27/01/2008, USA Words: 85192

cyanuric acid
noun a trimer of cyanic acid

Cyathea
genus Cyathea noun type genus of the Cyatheaceae: tree ferns of the tropical rain forest to temperate woodlands

Cyatheaceae
family Cyatheaceae noun tropical tree ferns

Cybele
Dindymene noun great nature goddess of ancient Phrygia in Asia Minor; counterpart of Greek Rhea and Roman Ops

cyber-terrorism
cyberwar noun an assault on electronic communication networks

cyber-terrorist
noun a programmer who breaks into computer systems in order to steal or change or destroy information as a form of cyber-terrorism

cyberart
noun art that is produced with the help of computer hardware and software

cybercafe
noun a cafe whose customers sit at computer terminals and log on to the internet while they eat and drink

cybercrime
noun crime committed using a computer and the internet to steal a person`s identity or sell contraband or stalk victims or disrupt operations with malevolent programs

cyberculture
noun the culture that emerges from the use of computers for communication and entertainment and business

cybernate
computerize verb control a function, process, or creation by a computer; `They computerized the car industry`; `we live in a cybernated age`; `cybernate a factory`

cybernaut
noun a computer user who uses the internet; someone who explores cyberspace

cybernetic
adjective of or relating the principles of cybernetics; `cybernetic research`

cybernetics
noun (biology) the field of science concerned with processes of communication and control (especially the comparison of these processes in biological and artificial systems)

cyberphobia
noun irrational fear of computers or technology

cyberpunk
noun a genre of fast-paced science fiction involving oppressive futuristic computerized societies

cybersex
noun sexual arousal involving communication on the internet

cyborg
bionic man noun a human being whose body has been taken over in whole or in part by electromechanical devices; `a cyborg is a cybernetic organism`

cycad
noun any tropical gymnosperm of the order Cycadales; having unbranched stems with a crown of fernlike leaves

Cycadaceae
family Cycadaceae noun ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids

Cycadales
order Cycadales noun primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms

Cycadofilicales
order Cycadofilicales noun fossil gymnospermous trees or climbing plants from the Devonian: seed ferns

Cycadopsida
class Cycadopsida noun palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders; possibly not a natural group; in some systems considered a class (Cycadopsida) and in others a subdivision (Cycadophytina or Cycadophyta)

Cycas
genus Cycas noun type genus of Cycadaceae: genus of widely distributed Old World evergreen tropical trees having pinnate leaves and columnar stems covered with persistent bases of old leaves

Cycas revoluta
noun dwarf palmlike cycad of Japan that yields sago

Cyclades
Kikladhes noun a group of over 200 islands in the southern Aegean

Cycladic civilization
Cycladic civilisation noun the Bronze Age civilization on the Cyclades islands in the southern Aegean sea that flourished 3000-1100 BC

cyclamen
Cyclamen purpurascens noun Mediterranean plant widely cultivated as a houseplant for its showy dark green leaves splotched with silver and nodding white or pink to reddish flowers with reflexed petals

cycle
noun a series of poems or songs on the same theme; `Schubert`s song cycles`

cycle of rebirth
noun (Hinduism) repeated rebirth in new forms

cycle on
verb come to the starting point of a cycle

cyclic
adjective conforming to the Carnot cycle

cyclic
adjective recurring in cycles

cyclic neutropenia
noun neutropenia that occurs periodically

cyclic redundancy check
noun an error correction code that is recorded in each sector of a magnetic disk and used to catch errors in the data

cyclical
adjective recurring in cycles

cyclicity
periodicity noun the quality of recurring at regular intervals

cycling
noun the sport of traveling on a bicycle or motorcycle

Cycliophora
phylum Cycliophora noun tiny marine organisms each the size of a period found in great numbers on lobsters` lips; identified tentatively in 1995 as a new phylum or as possible link between Entoprocta and Ectoprocta

cyclist
bicyclist noun a person who rides a bicycle

cyclobenzaprine
Flexeril noun muscle relaxant (trade name Flexeril) used for muscle spasms or acute injury

cyclohexanol
noun a colorless oily alcohol that smells like camphor

cyclohexanol phthalate
noun the cyclohexanol ester of phthalic acid

cycloid
cycloidal adjective resembling a circle

Cycloloma
genus Cycloloma noun a caryophyllaceous genus of the family Chenopodiaceae

cyclone
noun a violent rotating windstorm

cyclonic
cyclonal adjective of or relating to or characteristic of a violent tropical storm; `cyclonic destruction`

cyclooxygenase
Cox noun either of two related enzymes that control the production of prostaglandins and are blocked by aspirin

cyclooxygenase-1
Cox-1 noun an enzyme that regulates prostaglandins that are important for the health of the stomach lining and kidneys; `an unfortunate side effect of NSAIDs is that they block Cox-1`

cyclooxygenase-2
Cox-2 noun an enzyme that makes prostaglandins that cause inflammation and pain and fever; `the beneficial effects of NSAIDs result from their ability to block Cox-2`

cyclopean
adjective of or relating to or resembling the Cyclops; `Cyclopean eye`

cyclopean masonry
noun a primitive style of masonry characterized by use of massive stones of irregular shape and size

Cyclopes
genus Cyclopes noun only the silky anteater

Cyclophorus
genus Cyclophorus noun tropical Old World ferns having closely crowded circular sori and no indusia

cyclopia
noun a developmental abnormality in which there is only one eye

cyclopropane
noun a colorless flammable gas sometimes used as an inhalation anesthetic

cyclops
noun minute free-swimming freshwater copepod having a large median eye and pear-shaped body and long antennae used in swimming; important in some food chains and as intermediate hosts of parasitic worms that affect man e.g. Guinea worms

Cyclopteridae
family Cyclopteridae noun lumpfishes

Cyclopterus
genus Cyclopterus noun type genus of the Cyclopteridae: lumpfishes

cycloserine
noun an antibiotic that is especially active against the tubercle bacillus

cyclosis
streaming noun the circulation of cytoplasm within a cell

Cyclosorus
genus Cyclosorus noun small genus of terrestrial ferns of tropical and subtropical southern hemisphere

Cyclosporeae
class Cyclosporeae noun in more recent classifications superseded by the order Fucales

Cyclostomata
order Cyclostomata noun primitive jawless aquatic vertebrate: lampreys; hagfishes

cyclostome
noun primitive aquatic vertebrate

cyclostyle
noun a writing implement with a small toothed wheel that cuts small holes in a stencil

cyclothymia
cyclothymic disorder noun a mild bipolar disorder that persists over a long time

cyclothymic
adjective of or relating to or exhibiting cyclothymia

cyclotron
noun an accelerator that imparts energies of several million electron-volts to rapidly moving particles

Cycnoches
genus Cycnoches noun genus of epiphytic or terrestrial tropical American orchids

Cydippida
order Cydippida noun ctenophores having two long pinnate tentacles

Cydonia
genus Cydonia noun quince

cygnet
noun a young swan

Cygnus
genus Cygnus noun a genus of Anatidae

cylinder
noun a surface generated by rotating a parallel line around a fixed line

cylinder
noun a chamber within which piston moves

cylinder head
noun a detachable plate that covers the closed end of a cylinder chamber in a reciprocating engine or pump

cylinder lock
noun a lock in which a cylinder rotates to move a bolt; tumblers are pins; inserting the key lifts and aligns the pins to free the cylinder to rotate

cylindrical
cylindric adjective having the form of a cylinder

cylindrical-stemmed
adjective having a cylindrical stem

cylindricality
cylindricalness noun the roundness of a 3-dimensional cylinder

cyma
cymatium noun (architecture) a molding for a cornice; in profile it is shaped like and S (partly concave and partly convex)

cyma recta
noun a cyma in which the upper section is concave and the lower section is convex

Cymatiidae
family Cymatiidae noun tritons

cymbal
noun a percussion instrument consisting of a concave brass disk; makes a loud crashing sound when hit with a drumstick or when two are struck together

cymbalist
noun a performer on the cymbals

cymbid
cymbidium noun any of various plants of the genus Cymbidium having narrow leaves and a long drooping cluster of numerous showy and variously colored boat-shaped flowers; extensively hybridized and cultivated as houseplants and important florists` flowers

cyme
noun more or less flat-topped cluster of flowers in which the central or terminal flower opens first

cymene
noun any of three isotopes of a colorless aromatic liquid hydrocarbon occuring in the volatile oil of cumin and thyme and used in the manufacture of synthetic resins

cymling
pattypan squash noun squash plant having flattened round fruit with a scalloped edge; usually greenish white

cymose
adjective having a usually flat-topped flower cluster in which the main and branch stems each end in a flower that opens before those below it or to its side

cymule
noun a small cyme, generally with few flowers

cynancum
noun any of various mostly giant tropical lianas of Africa and Madagascar having greenish or purple flowers and long smooth pods; roots formerly used as an emetic

Cynara
genus Cynara noun artichoke; cardoon

Cynewulf
Cynwulf noun Anglo-Saxon poet (circa 9th century)

cynic
faultfinder noun someone who is critical of the motives of others

cynical
misanthropic adjective believing the worst of human nature and motives; having a sneering disbelief in e.g. selflessness of others

cynically
with cynicism adverb in a cynical manner; `Larsen`s frost-blackened lips curved cynically`

cynicism
noun a cynical feeling of distrust

Cynipidae
family Cynipidae noun a family of Hymenoptera