English dictionary

coma

/'k/oU/m/@/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

a state of deep and often prolonged unconsciousness; usually the result of disease or injury

noun.cognition

Synonyms comatoseness

Source: WordNet 3.0
(botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds)

noun.plant

Source: WordNet 3.0
(astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed

noun.object

Source: WordNet 3.0
A state of profound insensibility from which it is difficult or impossible to rouse a person. See <u>Carus</u>.

noun

Source: webster1913
The envelope of a comet; a nebulous covering, which surrounds the nucleus or body of a comet.

noun

Source: webster1913