D defs.my
Entry 1 sense Webster, 1913

Fort

/fôrt/ · IPA /fɔɹt/
01 n. A strong or fortified place; usually, a small fortified place, occupied only by troops, surrounded with a ditch, rampart, and parapet, or w…
  1. 1.
    A strong or fortified place; usually, a small fortified place, occupied only by troops, surrounded with a ditch, rampart, and parapet, or with palisades, stockades, or other means of defense; a fortification.(Mil.)
    “Detached works, depending solely on their own strength, belong to the class of works termed forts.” — Farrow.