Fortress - Definition, Meaning & Synonyms

A fortress is a large building or complex of buildings used as a military stronghold. In a military sense, a fortress is often called a “fort."
From its original sense of stronghold, the word fortress has stretched to include strongholds in a more figurative sense. Martin Luther used fortress to describe unfailing spiritual support when he wrote, “A mighty fortress is our God.” When someone has a hard time trusting others, you might say they have retreated to a fortress of their own making.

Fort synonyms that belongs to phrasal verbs

STRONGHOLD definition in American English

Gearing Up Synonym

PPT - Latin Vocabulary 9 PowerPoint Presentation, free download

Fortress - Definition, Meaning & Synonyms

Qalat Fortress: Most Up-to-Date Encyclopedia, News & Reviews

Determine the Meaning Context Clues Worksheets for 4th Grade

The Merriam-Webster Dictionary of Synonyms and Antonyms: Choose

Synonyms Definition & Examples

CASTLE definition in American English

What is the difference between a keep and a castle? - Quora

Definition & Meaning of Castle

FORTRESS definition and meaning