semi- Hear it!

semi- definition

semi- (sem′i; also variously, -ē, -ī, -ə)

  1. half semicircle
  2. partly, not fully, imperfectly semicivilized
  3. twice in a (specified period) semicentennial

Etymology: L < IE *semi- > Gr hēmi-, Sans sāmi-, OE sām-

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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