vigilant Hear it!

vigilant definition

vigi·lant (vij′ə lənt)

adjective

staying watchful and alert to danger or trouble

Etymology: Fr < L vigilans, prp. of vigilare, to watch < vigil, awake: see vigil

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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