noun, noun which may take the genitive case particle 'no'
comatose state; coma
Medical term for a state of deep unconsciousness; also used figuratively for being unresponsive or out of it.
事故の後、彼は昏睡状態に陥った。
After the accident, he fell into a comatose state.
昏睡状態
The family of the comatose patient was very worried.