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Meaning of vespertilionine

ves•per•til•i•o•nine

Pronunciation: (ves"pur-til'ē-u-nīn", -nin), [key]
— adj.
  1. of or pertaining to the bats of the subfamily Vespertilioninae, common in temperate regions and including most familiar species.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.