say it: suh-VI-lyuhn
civilian is a noun and adjective meaning "a nonmilitary citizen". It carries 2 recorded senses.
a nonmilitary citizen
associated with civil life or performed by persons who are not active members of the military
“civilian clothing”
“civilian life”
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 civilian 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.