fortification

About 0.93 uses per million words.

Meaning

1. noun The act of fortifying; the art or science of fortifying places to strengthen defence against an enemy.
2. noun That which fortifies; especially, a work or works erected to defend a place against attack; a fortified place; a fortress; a fort; a castle.
3. noun An increase in effectiveness, as by adding ingredients.
4. noun A jagged pattern sometimes seen during an attack of migraine.

Similar words

munition strengthening fort redan palisade spike spiking defence expansion enhancement

Often followed by

of and in was wall on at is walls

Word family

fortifications