Associations to the word «Coma»

COMA, noun. A state of sleep from which one may not wake up, usually induced by some form of trauma.

COMA, noun. (astronomy) A cloud of dust surrounding the nucleus of a comet.

COMA, noun. (optics) A defect characterized by diffuse, pear-shaped images that should be points.

COMA, noun. (botany) A tuft or bunch, such as the assemblage of branches forming the head of a tree, a cluster of bracts when empty and terminating the inflorescence of a plant, or a tuft of long hairs on certain seeds.

COMA BERENICES, proper noun. (constellation) A small dim summer constellation of the northern sky, said to represent an offering of hair from Queen Berenice II of Egypt. Originally considered to represent the tuft of hair on the end of Leo's tail.

COMA VIGIL, noun. (medical) A state in which the patient lies with eyes open, yet unresponsive to the outside world.

COMA VIGILE, noun. Alternative spelling of coma vigil

COMA, noun. A state of deep and often prolonged unconsciousness; usually the result of disease or injury.

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

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