coma
1 of 2noun (1)
co·ma ˈkō-mə 
1
: a state of profound unconsciousness caused by disease, injury, or poison
2
: a state of mental or physical sluggishness : torpor
coma
2 of 2noun (2)
plural comae ˈkō-ˌmē
-ˌmī
1
: a tufted bunch (as of branches, bracts, or seed hairs)
2
: the head of a comet consisting of a cloud of gas and dust and usually containing a nucleus
3
: an optical aberration in which the image of a point source is a comet-shaped blur
comatic
kō-ˈma-tik
adjective 
Word History
Etymology
Noun (1)
New Latin, from Greek kōma deep sleep
Noun (2)
Latin, hair, from Greek komē
First Known Use
Noun (1)
1646, in the meaning defined at sense 1
Noun (2)
1669, in the meaning defined at sense 1
Phrases Containing coma
Kids Definition
coma
noun
co·ma ˈkō-mə
: a condition resembling deep sleep that is caused by sickness or injury
Medical Definition
coma
noun
co·ma ˈkō-mə
: a state of profound unconsciousness caused by disease, injury, or poison
coma
noun
as in slumber
Synonyms & Similar Words
Relevance
- slumber
- hibernation
- torpor
- sleep
- hypnosis
- rest
- standstill
- remission
- impasse
- recession
- inertia
- repose
- inaction
- motionlessness
- inertness
- suspension
- abeyance
- downtime
- quiescence
- dormancy
- suspense
- cold storage
- layoff
- moratorium
- recess
- doldrums
- idleness
- suspended animation
- latency
- deep freeze
- holding pattern
Antonyms & Near Antonyms
- continuation
- continuance
- resuscitation
- renewal
- resumption
- recommencement