单词	old-man's beard
释义	old-man's beard noun ˈōl(d)-ˈmanz-  1 : any of several clematises (especially Clematis vitalba) having plumose styles 2 : a greenish-gray pendulous lichen (Usnea barbata) growing on trees Example Sentences Recent Examples on the Web The usnea—also called old-man's beard—looked ethereal in the dappled afternoon sunlight. Hannah Wallace, Condé Nast Traveler, 6 Aug. 2021 Word History First Known Use 1731, in the meaning defined at sense 1 Medical Definition old-man's beard noun ˌōl(d)-ˌmanz-  : a greenish gray pendulous lichen of the genus Usnea (U. barbata) that grows on trees and is a source of usnic acid
随便看	notes notes collectives notes diplomatiques notes down notes payable notes receivable notes verbales notest notetaker noteum noteworthier noteworthiest noteworthily noteworthiness noteworthinesses noteworthy notgeld noth- notharctid notharctine Notharctus nother nothing nothing but skin and bones nothing but trouble

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