semicircle Hear it!

semicircle definition

semi·cir·cle (sem′i sʉr′kəl)

noun

  1. a half circle
  2. anything in the form of a half circle

Etymology: L semicirculus: see semi- & circle

Related Forms:

  • semicircular sem′i·cir′·cu·lar (-kyə lər) adjective

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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