vespertilian

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adjective ves·per·til·ian \ˌves-pər-ˈti-lē-ən, -ˈtil-yən\

Definition of vespertilian

  1. :  of, relating to, or resembling a bat <flaunts vespertilian wing and cloven hoof — Robert Graves>

Origin and Etymology of vespertilian

Latin vespertilio bat, from vesper


First Known Use: 1874

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