coma noun
ADJ. deep | irreversible
VERB + COMA fall into, go into, sink into, slip into He sank into a coma after suffering a brain haemorrhage. | come out of
COMA + NOUN victim
PREP. in a/the ~ He has been in a coma since his car accident three months ago.
You can also check other dicts: coma (English, 中文解释 ), wordnet sense, Collins Definition