- having only one color.
Also especially British, u·ni·col·our, u·ni·col·oured.
Origin of unicolor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unicolor
Males usually are unicolor brown or olive-tan; sometimes the middorsal region is darker.The Amphibians and Reptiles of Michoacn, Mxico
William E. Duellman
M. Latreille appears to have described this bee under the name of Apis unicolor.An Introduction to Entomology: Vol. I (of 4)
Fuscus sive brunneus, unicolor; pronoto cano granoso, elytrorum venis rufis, tarsis posticis pallidis.
The king of the deer tribe is the smbhar or jarau (Cervus unicolor), erroneously called “elk” by sportsmen.