say it: fawr-tuh-fuh-KAY-shuhn
fortification is a noun meaning "defensive structure consisting of walls or mounds built around a stronghold to strengthen it". It carries 3 recorded senses.
defensive structure consisting of walls or mounds built around a stronghold to strengthen it
the art or science of strengthening defenses
the addition of an ingredient for the purpose of enrichment (as the addition of alcohol to wine or the addition of vitamins to food)
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for fortification come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.