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defective color vision, with confusion of greens and reds, and retention of the sensory mechanism for only the hues of blue and yellow. adj., adj deuteranop´ic.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


, deuteranopsia (dū'tĕr-ă-nō'pē-ă, -opsē-ă)
A congenital abnormality of the retina in which there are two rather than three retinal cone pigments (dichromatism) and complete insensitivity to middle wavelengths (green).
[G. deuteros, second, + anopia]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012