pileolated warbler

noun

pi·​le·​o·​lat·​ed warbler

ˈpīlēəˌlātə̇d-

: a northwestern warbler that is a variety (Wilsonia pusilla pileolata) of Wilson's warbler distinguished by a brighter olive green on the upper parts and a deeper yellow beneath

Word History

Etymology

pileolated capped, from Latin pilleolus, pileolus small cap (diminutive of pilleus, pileus felt cap) + English -ate + -ed (hair)

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