stronghold
UK: ˈstrɒŋhəʊld | US: ˈstrɔːŋhoʊld
n. a place that has been fortified so as to protect it against attack
n. a place where a particular cause or belief is strongly defended or upheld
The word "stronghold" originates from Old English strang (meaning "strong") and healdan (meaning "to hold"). It literally means "a place firmly held," reflecting its dual function as both a physical fortress and a metaphorical bastion of ideas. The term evolved in Middle English to describe fortified military positions, later extending to ideological or cultural centers of resistance.
The castle served as a stronghold during the medieval wars.
The region remains a stronghold of traditional craftsmanship.
Rebels retreated to their mountain stronghold.
The university is a stronghold of progressive thought.
Environmental activists view the forest as a stronghold against industrialization.