watchtower

[ woch-tou-er ]
/ ˈwɒtʃˌtaʊ ər /

noun

a tower on which a sentinel keeps watch.

Origin of watchtower

First recorded in 1535–45; watch + tower1

Example sentences from the Web for watchtower

British Dictionary definitions for watchtower

watchtower
/ (ˈwɒtʃˌtaʊə) /

noun

a tower on which a sentry keeps watch