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Meaning of whilom

whi•lom

Pronunciation: (hwī'lum, wī'-), [key]
— Archaic. Archaic.
—adj.
  1. former; erstwhile: whilom friends.
—adv.
  1. at one time.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.