Meaning of tritanopia

trit•an•o•pi•a

Pronunciation: (trīt"n-ō'pē-u), [key]
— n. Ophthalm.
  1. a defect of vision in which the retina fails to respond to blue and yellow.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
tritagonist trite