Pronunciation: (si-vil'yun),[key] —n. 1. a person who is not on active duty with a military, naval, police, or fire fighting organization.
2. Informal.anyone regarded by members of a profession, interest group, society, etc., as not belonging; nonprofessional; outsider: We need a producer to run the movie studio, not some civilian from the business world. 3. a person versed in or studying Roman or civil law.
—adj. of, pertaining to, formed by, or administered by civilians.