1. (noun)relative, relation a person related by blood or marriage
"police are searching for relatives of the deceased"; "he has distant relations back in New Jersey"
2. (noun)relative, congener, congenator, congeneric an animal or plant that bears a relationship to another (as related by common descent or by membership in the same genus)
3. (adj)relative, comparative estimated by comparison; not absolute or complete
"a relative stranger"
4. (adj)proportional, relative properly related in size or degree or other measurable characteristics; usually followed by `to'
"the punishment ought to be proportional to the crime"; "earnings relative to production"