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bulkhead definition

bulk·head (bulk′hed′)

noun

  1. any of the upright partitions separating parts of a ship, airplane, etc. as for protection against fire or leakage
  2. a wall or embankment for holding back earth, fire, water, etc.
  3. ☆ a boxlike structure built over an opening, as at the head of a staircase, elevator shaft, etc.

Etymology: bulk + head

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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