corona
A large, round, pendent chandelier, with spikes around its upper rim to hold candles or lamps, usually hung from the roof of a church.
An upper or crownlike portion of certain parts of the body.
An upper or crownlike portion of certain parts of the body.
An upper or crownlike portion of certain parts of the body.
The large, flat, projecting member of a cornice which crowns the entablature, situated above the bed moulding and below the cymatium.
The luminous plasma atmosphere of the Sun (the solar corona) or other star, extending millions of kilometres into space, most easily seen during a total solar eclipse.
An oval-shaped astrogeological feature, present on both the planet Venus and Uranus's moon Miranda, probably formed by upwellings of warm material below the surface.
Any luminous or crownlike ring around an object or person.
Any appendage of an organism that resembles a crown or corona (sense 4.1).
Any appendage of an organism that resembles a crown or corona (sense 4.1).
Any appendage of an organism that resembles a crown or corona (sense 4.1).
Any appendage of an organism that resembles a crown or corona (sense 4.1).
Any appendage of an organism that resembles a crown or corona (sense 4.1).
Any appendage of an organism that resembles a crown or corona (sense 4.1).
A luminous appearance caused by corona discharge, often seen as a bluish glow in the air adjacent to pointed metal conductors carrying high voltages.
A circle or set of circles visible around a bright celestial object, especially the Sun or the Moon, attributable to an optical phenomenon produced by the diffraction of its light by small water droplets or tiny ice crystals.
A mineral zone, consisting of one or more minerals, which surrounds another mineral or lies at the interface of two minerals, typically in a radial arrangement; a reaction rim.
A manifestation of secondary syphilis, consisting of papular lesions along the hairline, often bordering the scalp in the manner of a crown.
A crown or garland bestowed among the Romans as a reward for distinguished services.

coronae
plural of corona

coronas
plural of corona

corone
plural of corona

coronites
plural of coronite

coronium
A supposed chemical element, hypothesized in the 19th century in order to explain a green emission line seen during the total solar eclipse of 7 August 1869 (actually highly ionized iron).

cotyla
Alternative form of cotyle (“in all senses”).

cotyle
Alternative form of kotyle (“cantharus, a kind of ancient Greek and Roman cup”).
A unit of Greek liquid measure.
Synonym of hemina (“a unit of Roman liquid measure”).
Synonym of acetabulum (“any of various cup-shaped joints, organs, or skin features in various animals”).

covarion
concomitantly variable codon

covarions
plural of covarion

covertapes
plural of covertape

cowrey
Archaic form of cowrie.

cowreys
plural of cowrey

cowrie
A small gastropod (Monetaria moneta, syn. Cypraea moneta) common in the Indian Ocean; its shell.
Any gastropod of the genus Cypraea; its shell.
Any gastropod of the family Cypraeidae; its shell.

cowries
plural of cowrie
plural of cowry

cowry
Alternative spelling of cowrie.

crantaras
plural of crantara

crested mudalia
Leptoxis carinata, a freshwater snail endemic to the northeastern United States.

crikey
An exclamation of astonishment.

crista
Any of the internal compartments formed by the inner membrane of a mitochondrion, where many chemical reactions take place.
A dental crest.
A crest or terminal shaft.

cristae
plural of crista

cryolysis
cryogenic destruction

cuadrilla
The team which supports the matador.

cuadrillas
plural of cuadrilla

cuculli
plural of cucullus

cucullus
A hood-shaped organ, resembling a cowl or monk's hood, as of certain concave and arched sepals or petals.
A colour marking or structure on the head somewhat resembling a hood.

cumulocirrus
A hybrid cloud type featuring characteristics of both cumulus and cirrus clouds.

curled octopus
A common European species of octopus (Eledone cirrhosa) whose tentacles are usually kept curled.

cuttlebone
Synonym of cuttlefish bone (“the calcareous, oval-shaped internal shell of a cuttlefish (order Sepiida), originally used in powdered form as an antacid and for absorbing moisture or polishing objects, and now chiefly as a dietary supplement for cage birds”).

cuttlebones
plural of cuttlebone

cuttlefish
Any squid-like cephalopods (marine mollusks) of the order Sepiida that have eight arms, two retractable tentacles, and a calcareous internal shell, and can eject a dark ink when threatened.

cuttlefishes
plural of cuttlefish

cyclas
A long gown or surcoat, cut off at the front, worn in the Middle Ages, sometimes embroidered or interwoven with gold.
An expensive material from which such gowns were made. It is unclear what the material was.

cyclolysis
The weakening or termination of a cyclonic circulation in the atmosphere

cyclostome
Any of various primitive jawless fish of the class Cyclostomata, such as the lamprey or hagfish.

cyclostomes
plural of cyclostome

cylinder
A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve.
A solid figure bounded by a cylinder and two parallel planes intersecting the cylinder.
Any object in the form of a circular cylinder.
A cylindrical cavity or chamber in a mechanism, such as the counterpart to a piston found in a piston-driven engine.
The space in which a piston travels inside a reciprocating engine or pump.
A container in the form of a cylinder with rounded ends for storing pressurized gas; a gas cylinder.
An early form of phonograph recording, made on a wax cylinder.
The part of a revolver that contains chambers for the cartridges.
The corresponding tracks on a vertical arrangement of disks in a disk drive considered as a unit of data capacity.

cylinders
plural of cylinder

cylindrites
plural of cylindrite

cylix
Alternative form of kylix.

cymatium
A molding on the cornice, above the corona, often having a wavelike form (cyma).

cymatiums
plural of cymatium

cymbia
plural of cymbium

cymbium
The tarsus of the copulatory pedipalp in certain spiders.

cyrtocones
plural of cyrtocone

dactyli
plural of dactylus

dactylus
Synonym of dactyl (“type of metrical foot”).
The tip of a cephalopod's tentacle club
The tip of a crustacean's leg

daimonia
plural of daimonion

date mussel
A mussel of the genus Lithophaga, medium-sized marine bivalve molluscs in the family Mytilidae.

date mussels
plural of date mussel

decollate snail
A European predatory snail of species Rumina decollata, used for biological control of other snails and slugs

deertoe
The freshwater mussel Truncilla truncata.

deertoes
plural of deertoe

delos
plural of delo

delphinula
A sea snail of the species Angaria delphinus

delphinulas
plural of delphinula

dentalia
plural of dentalium

dentalium
Any of various tooth shells of the genus Dentalium.

dentaliums
plural of dentalium

dermatolysis
chalazoderma

dermolysis
Synonym of dermatolysis.

diastole
The phase or process of relaxation and dilation of the heart chambers, between contractions, during which they fill with blood; an instance of the process.
The lengthening of a vowel or syllable beyond its typical length.
The hypodiastole, a textual or punctuation mark formerly used to disambiguate homonyms in Greek.

diastoles
plural of diastole

diathermia
diathermy

didymalgia
Pain in the testes.

dilemma
A circumstance in which a choice must be made between two or more alternatives that seem equally undesirable.
Any difficult circumstance or problem.
A type of syllogism of the form "if A is true then B is true; if C is true then D is true; either A or C is true; therefore either B or D is true".
Offering to an opponent a choice between two (equally unfavorable) alternatives.

dilemmas
plural of dilemma

dilemmata
plural of dilemma

dilemna
Misspelling of dilemma.

dimethicones
plural of dimethicone