DictionarykeepCastle tower
noun

keep

the strong central tower of a castle

The castle's stone keep rises above the surrounding walls.

Etymology

The castle noun uses the idea of keeping something secure. It names the strongly defended central building where people or valuables could be protected.

More examples

  • They took refuge inside the keep.
  • A narrow stair leads up the keep.
  • Only the keep remains standing.

Forms

keep · keeps

Similar words

citadel
Broader; can name a whole fortified stronghold.