nuptial plumage WORD ORIGIN noun Ornithology. the plumage assumed by a male bird during the courtship period, especially in those species that are more colorful at this period. Liberaldictionary.com
Origin of nuptial plumage First recorded in 1830–40 Also called breeding plumage. Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019