Meaning of mizzenmast

miz•zen•mast

Pronunciation: (miz'un-mast", -mäst"Naut.miz'un-must), [key]
— n. Naut.
  1. the third mast from forward in a vessel having three or more masts. See illus. under
  2. the after and shorter mast of a yawl, ketch, or dandy; jiggermast.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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