单词	barbicel
释义	barbicel noun bar·​bi·​cel ˈbär-bə-ˌsel  : any of the small hook-bearing processes on a barbule of a feather see feather illustration Example Sentences Recent Examples on the Web If the microscopic hooks are indeed barbicels, this is the earliest evidence of a flight-capable feather that has ever been found. Rachel Fritts, Ars Technica, 15 Jan. 2020 In modern birds, barbicels are the structures that allow flight feathers to retain their shape as birds flap their wings. Rachel Fritts, Ars Technica, 15 Jan. 2020 Word History Etymology New Latin barbicella, diminutive of Latin barba First Known Use 1827, in the meaning defined above
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