Dictionarymoatprotective ditch
noun

moat

MOHT/məʊt/

A deep protective ditch enclosing a defended place.

A deep moat surrounds the castle and helps protect it.

An elevated three-quarter view of a medieval stone castle encircled by a broad, deep water-filled ditch, with steep banks and a single wooden bridge spanning the moat.
Etymology

Old French mote named the castle mound, but the meaning shifted to the defensive ditch surrounding it. The word’s deeper origin is unknown.

In context

Enhanced Public Domain168:34
the castle was situated in the midst of a small island surrounded by a moat 30 ft deep and 20 ft wide over which lay a drawbridge
1800s Fiction: Joseph Jacobs - English Fairy Tales (Audiobook)

More examples

  • Visitors cross the moat on a narrow bridge.
  • The fort's dry moat makes its walls harder to reach.
  • Some castles have moats filled with water.

Forms

moat · moats

Similar words

ditch
A general excavated channel, often for drainage rather than defense.
trench
A long, narrow excavation that need not enclose a place.