fortress

Definitions

1. A fortified place; a large and permanent fortification, sometimes including a town; for example a fort, a castle; a stronghold; a place of defense or security
2. A fortified place; a large and permanent fortification, sometimes including a town; for example a fort, a castle; a stronghold; a place of defense or security.
3. A position that, if obtained by the weaker side, will prevent penetration by the opposing side, generally achieving a draw
4. A position that, if obtained by the weaker side, will prevent penetration by the opposing side, generally achieving a draw.
5. To furnish with a fortress or with fortresses; to guard, to fortify

Equivalents

Examples

“Like⟳ the Mesolithic age of 10,000-8000 B.C., the period 6000-4000 B.C. seems to be one of the fall⟳ of fortresses and the rise⟳ of pastoral nomadism.”

CEFR level