Spar deck Meaning, Definition & Usage

Definitions
  1. . (a) Same as the upper deck. (b) Sometimes a light deck fitted over the upper deck.
Definitions
  1. (Naut.), the upper deck of a vessel; especially, in a frigate, the deck which is continued in a straight line from the quarter-deck to the forecastle, and on which spare spars are usually placed. See under Deck.

Webster 1913