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

• comatoseness

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

• botany
• phytology

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

• astronomy
• uranology

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

• unconsciousness

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

• tuft
• tussock

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

• cloud

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

• diabetic coma
• kussmaul's coma
• hepatic coma

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

• comatose
• comatose

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

• comal
• comate
• comose