citadel
/ˈsɪtədəl/
noun
- A fortress, typically on high ground, protecting or dominating a city.
- The ancient citadel stood on the hill overlooking the town.
- Tourists climbed to the citadel to see the panoramic view.
- The citadel's thick walls withstood many sieges over the centuries.
- A stronghold or safe place that protects a particular idea, principle, or group.
- The library served as a citadel of knowledge for the community.
- The small town became a citadel of traditional crafts.
- The university was a citadel of free thought and debate.
Synonyms