The ancient fortress, with its thick stone walls and elevated towers, protected the city from invasions for centuries.
这座古老的堡垒拥有厚实的石墙和高耸的塔楼，几个世纪以来保护着城市免受入侵。
Which choice best defines “fortress”?
C — A large, strong building used for defense. “fortress” means a large, strong building used for defense.
Which word means “a large, strong building used for defense”?
C — fortress. “fortress” means a large, strong building used for defense.
fortress — a large, strong building used for defense. In Chinese: 堡垒.
fortress is pronounced /ˈfɔːrtrəs/.
The ancient fortress, with its thick stone walls and elevated towers, protected the city from invasions for centuries. (这座古老的堡垒拥有厚实的石墙和高耸的塔楼，几个世纪以来保护着城市免受入侵。)
citadel, stronghold, bastion — all close in meaning to fortress (a large, strong building used for defense).
Yes. fortress is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.