English dictionary

Info: This web site is based on WordNet 3.0 from Princeton University.

English noun: coma

1. coma (cognition) a state of deep and often prolonged unconsciousness; usually the result of disease or injury


Broader (hypernym)unconsciousness

Narrower (hyponym)diabetic coma, hepatic coma, Kussmaul's coma

2. coma (plant) (botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds)

Broader (hypernym)tuft, tussock

Domain categorybotany, phytology

3. coma (object) (astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed

Broader (hypernym)cloud

Part meronymcomet

Domain categoryastronomy, uranology

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