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Coma

Definition: A state of profound insensibility from which it is difficult
or impossible to rouse a person. See Carus.

Coma

Definition: The envelope of a comet; a nebulous covering, which surrounds
the nucleus or body of a comet.

Coma

Definition: A tuft or bunch, -- as the assemblage of branches forming the
head of a tree; or a cluster of bracts when empty and terminating the
inflorescence of a plant; or a tuft of long hairs on certain seeds.