• (British) IPA: /ˈkəʊmə/
  • (America) enPR: kōʹmə, IPA: /ˈkoʊmə/

coma (plural comas)

  1. A state of unconsciousness from which one may not wake up, usually induced by some form of trauma.
Related terms Translations Noun

coma (plural comae)

  1. (astronomy) A cloud of dust surrounding the nucleus of a comet.
  2. (optics) A defect characterized by diffuse, pear-shaped images that in an ideal image would appear as points.
  3. (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.

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