fortress

The definition of a fortress is a secured and strong place.

(noun)

An example of a fortress is a wall made out of stone that protects a city.

See fortress in Webster's New World College Dictionary

noun

a fortified place; fort: often used figuratively

Origin: ME forteresse < OFr < VL *fortaricia < L fortis, strong: see fort

transitive verb

to protect by or furnish with a fortress

See fortress in American Heritage Dictionary 4

noun

A fortified place, especially a large, permanent military stronghold that often includes a town.

Origin:

Origin: Middle English forteress

Origin: , from Old French

Origin: , from Medieval Latin fortalitia

Origin: , from Latin fortis, strong; see bhergh-² in Indo-European roots

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