turtleback

(tʉrt'l bak′)

noun

an arched structure built over the deck of a ship as a protection against heavy seas

See turtleback in American Heritage Dictionary 4

noun
Something shaped like the back of a turtle, especially:
a. Nautical An arched structure erected over the deck of a ship as protection from heavy seas.
b. Archaeology A stone tool with a convex side.

Related Forms:

  • turˈtle·backˌ, turˈtle·backedˌ adjective
link/cite print suggestion box