dichromatic

[ dahy-kroh-mat-ik, -kruh- ]
/ ˌdaɪ kroʊˈmæt ɪk, -krə- /

adjective

Also dichroic. having or showing two colors; dichromic.
Zoology. exhibiting two color phases within a species not due to age or season.

Origin of dichromatic

First recorded in 1840–50; di-1 + chromatic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for dichromatic

dichromatic

/ (ˌdaɪkrəʊˈmætɪk) /

adjective

Also: dichroic having or consisting of only two colours
(of animal species) having two different colour varieties that are independent of sex and age
able to perceive only two (instead of three) primary colours and the mixes of these colours
Derived Formsdichromatism (daɪˈkrəʊməˌtɪzəm), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for dichromatic

dichromatic

[ dī′krō-mătĭk ]

adj.

Having or exhibiting two colors.
Of, relating to, or characterized by dichromatism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.