circumambages
Instances of indirectness or deviousness in speaking or writing: circumlocutions.

circumellipse
An elliptical circumconic

circumellipses
plural of circumellipse

circumradii
plural of circumradius

circumradius
For a given geometric shape, the radius of the smallest circle or sphere into which it will fit.

cirrhi
plural of cirrhus

cirrhus
Alternative form of cirrus.
A mucus-bound ribbon-like mass of spores exuded from a fungus.

cirri
plural of cirrus Tendrils or claspers.
plural of cirrus Grouped cilia that function as "legs" in certain species of protists.

cirrus
A tendril.
A thin tendril-like appendage.
A principal high-level cloud type, typically composed of thin, delicate, white filaments, wisps, or narrow bands.

cirruses
plural of cirrus

cistula
A little box or chest.

cistulae
plural of cistula

cithara
An ancient Greek stringed instrument, which could be considered a forerunner of the guitar.

citharae
plural of cithara

citharai
plural of cithara

citharas
plural of cithara

citrumelos
plural of citrumelo

cladophyll
A phyllode

cladophylls
plural of cladophyll

clam
A bivalve mollusk of many kinds, especially those that are edible; for example soft-shell clams (Mya arenaria), hard clams (Mercenaria mercenaria), sea clams or hen clams (Spisula solidissima), and other species, possibly originally applied to clams of species Tridacna gigas, a huge East Indian bivalve.
A type of strong pincers or forceps.
A kind of vise, usually of wood.
A dollar.
A Scientologist.
A vagina or vulva.
A wrong or misplaced note.
One who clams up; a taciturn person, one who refuses to speak.
mouth (Now found mostly in the expression shut one's clam)

clams
plural of clam

clamworm
Alternative form of clam worm.

clamworms
plural of clamworm

clausiliids
plural of clausiliid

clava
Synonym of gracile tubercle.
The fused distal segments of the antenna of a chalcid wasp.

clavi
plural of clavus

clavus
A callous growth, especially on the foot; a corn.

clavuses
plural of clavus

clem
To be hungry; starve.

clepsydra
Synonym of water clock, especially (historical) ancient Greek and Roman forms.

clepsydrae
plural of clepsydra

clepsydras
plural of clepsydra

climacturia
Orgasm-associated urinary incontinence.

clubshell
Any of certain mussels of the genus Pleurobema, endemic to the United States.

clubshells
plural of clubshell

coanalyses
plural of coanalysis

coanalysis
analysis together

cocatalysis
catalysis by means of a cocatalyst

cock
A male bird, especially:
A male bird, especially:
A valve or tap for controlling flow in plumbing.
The hammer of a firearm trigger mechanism.
A penis.
The circle at the end of the rink.
The state of being cocked; an upward turn, tilt or angle.
A stupid, obnoxious or contemptible person.
Nonsense; rubbish; a fraud.
An apocryphal story supposedly describing a public event, once sold by street hawkers.
A man; a fellow.
A boastful tilt of one's head or hat.
Shuttlecock.
A vane in the shape of a cock; a weathercock.
A chief person; a leader or master.
A leading thing.
The crow of a cock, especially the first crow in the morning; cockcrow.
A male fish, especially a salmon or trout.
The style or gnomon of a sundial.
The indicator of a balance.
The bridge piece that affords a bearing for the pivot of a balance in a clock or watch.

cockfeather
Alternative form of cock feather.
Alternative form of cock feather.

cockfeathers
plural of cockfeather

cockrock
Alternative form of cock rock.

cocks
plural of cock

cockslave
Alternative spelling of cock slave.

cockslaves
plural of cockslave

cocksock
Alternative form of cock sock.

cocksocks
plural of cocksock

cockthrowing
Alternative form of cock throwing.

coeca
plural of coecum

coecum
Alternative form of caecum.

coeloconica
plural of coeloconicum

coffee bean
The seed of a tropical plant of the genus Coffea, that is prepared by drying, roasting and grinding for making the beverage coffee.

cohog
Alternative form of quahog.

cohogs
plural of cohog

collectanea
A selective collection of passages from various sources or by various authors; an anthology.

colliculi
plural of colliculus

colliculus
A small elevation.

colliculuses
plural of colliculus

colonche
An ancient Mexican alcoholic drink made from nopal.

colossal squid
An enormous squid (Mesonychoteuthis hamiltoni), of which few specimens have been studied.

columbaria
plural of columbarium

columbarium
A large, sometimes architecturally impressive building for housing a large colony of pigeons or doves, particularly those of ancien regime France.
A pigeonhole in such a dovecote.
A building, a vault or a similar place for the respectful and usually public storage of cinerary urns containing cremated remains.
A niche in such a building for housing urns.

columbariums
plural of columbarium

columbites
plural of columbite

columella
Any of various small structures in plants or animals that are columnar in shape.
The skin at the end of the septum which separates the nostrils.
In birds, reptiles, and amphibians, the small bone which carries vibration from the tympanum to the inner ear.
In gastropods, the structure that extends down the middle of the whorls of the shell.
The structure at the center of the calyx where the septa join together.
The central sterile portion of the sporangium in various fungi.
A rod-shaped reinforcing element of the sexine layer of a pollen grain.

columellae
plural of columella

columellas
plural of columella

comedolysis
The disintegration of comedones.

common cuttlefish
A cuttlefish, Sepia officinalis

common octopus
An octopus common to coastal waters worldwide, Octopus vulgaris

common squid
Squid of two species in the family Loliginidae, common in coastal waters of the eastern Atlantic Ocean and the Mediterranean Sea:
Squid of two species in the family Loliginidae, common in coastal waters of the eastern Atlantic Ocean and the Mediterranean Sea:

communitas
An unstructured community of common experience.
The very spirit of community; an intense community spirit, the feeling of great social equality, solidarity, and togetherness.

conch
A marine gastropod of the family Strombidae which lives in its own spiral shell.
The shell of this sea animal.
A musical instrument made from a large spiral seashell, somewhat like a trumpet.
The semidome of an apse, or the apse itself.
Synonym of concher (“machine used to refine the flavour and texture of chocolate”).

conches
plural of conch

conchite
A fossilised conch or shell.

conchs
plural of conch

conchuelas
plural of conchuela

cone shell
A member of the genus Conus.

cone shells
plural of cone shell

cone snails
plural of cone snail

cones
plural of cone

coni
plural of conus

conk
The shelf- or bracket-shaped fruiting body of a bracket fungus (also called a shelf fungus), i.e. a mushroom growing off a tree trunk.
A nose, especially a large one.
Alternative spelling of conch.

conque
Alternative spelling of conch.

conques
plural of conque

conus
A cone.

copperworm
A teredo.

corbicula
A bee's pollen basket; in honeybees and close relatives, the corbiculae are located on the outer (lateral) surface of the hind tibia.

corbiculae
plural of corbicula

corbiculum
Synonym of corbicula (“bee's pollen-basket”).

corcula
plural of corculum

corculum
The central part of a seed, from which the new plant develops.

cornu
A horn, or anything shaped like or resembling a horn.
A brass instrument from Ancient Rome about 3 metres long in the shape of a letter 'G'.

cornua
plural of cornu

corolla
The outermost-but-one whorl of a flower, composed of petals, when it is not the same in appearance as the outermost whorl (the calyx); it usually comprises the petal, which may be fused.

corollae
plural of corolla

corollas
plural of corolla