dichromatism
nounEtymology From di- + chromatism.
1
The condition of being dichromatic
3
Biology, Natural sciences The condition when male and female birds have different plumage colors.
- There long had been a bias among researchers to think of the evolution of sexual dichromatism as driven by changes in male coloration.2010, Geoffrey E. Hill, Geoffrey Edward Hill, National Geographic Bird Coloration:
- Derived terms
- sexual dichromatism
- Related terms
- monochromatism, trichromatism