coma aberration
Definition:
- the distortion of image formation created when a bundle of light rays enters an optical system not parallel to the optic axis.
- in botany, any tuft, as the hairs on a seed, or the greenery on a radish or a pineapple.
Synonym(s): coma3
[G. komē, hair, foliage]
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.

