[1] : The Collaborative International Dictionary of English v.0.48

ceiling \ceil"ing\, n. see cell, v. t.
   1. arch.
      a the inside lining of a room overhead; the under side
          of the floor above; the upper surface opposite to the
          floor.
      b the lining or finishing of any wall or other surface,
          with plaster, thin boards, etc.; also, the work when
          done.
          1913 webster

   2. naut. the inner planking of a vessel.
      1913 webster

   camp ceiling. see under camp.

   ceiling boards, thin narrow boards used to ceil with.
      1913 webster
see also:
cell camp ceiling camp ceiling boards 

Boards >> B Words
Boards, definition of term: Boards
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Ceiling >> C Words
Ceiling, definition of term: Ceiling
ceiling_pag1.html

Ceiling Joist >> C Words
Ceiling Joist, definition of term: Ceiling Joist
ceiling+joist_pag1.html