nonorange
adjEtymology From non- + orange.
1
Not orange.
- The orange allele (O) is co-dominant with nonorange (o). Thus, cats with a mosaic coat of both orange and nonorange (Oo) must have two X chromosomes, which means tortoiseshell cats are almost always female.2021, Lowell Ackerman, Pet-Specific Care for the Veterinary Team, page 238: