FORTIFICATION
fortification
(noun) the addition of an ingredient for the purpose of enrichment (as the addition of alcohol to wine or the addition of vitamins to food)
fortification, munition
(noun) defensive structure consisting of walls or mounds built around a stronghold to strengthen it
fortification
(noun) the art or science of strengthening defenses
Source: WordNet® 3.1
Etymology
Noun
fortification (countable and uncountable, plural fortifications)
The act of fortifying; the art or science of fortifying places to strengthen defence against an enemy.
That which fortifies; especially, a work or works erected to defend a place against attack; a fortified place; a fortress; a fort; a castle.
An increase in effectiveness, as by adding ingredients.
A jagged pattern sometimes seen during an attack of migraine.
Source: Wiktionary
For`ti*fi*ca"tion, n. Etym: [L. fortificatio : cf. F. fortification.]
1. The act of fortifying; the art or science of fortifying places in
order to defend them against an enemy.
2. That which fortifies; especially, a work or works erected to
defend a place against attack; a fortified place; a fortress; a fort;
a castle. Fortification agate, Scotch pebble.
Syn.
– Fortress; citadel; bulwark. See Fortress.
Source: Webster’s Unabridged Dictionary 1913 Edition