adjective
- happening or occurring at long intervals or rarely: infrequent visits.
- not constant, habitual, or regular: an infrequent visitor.
- not plentiful or many: infrequent opportunities for advancement.
- far apart in space.
adjective
- rarely happening or present; only occasional
1530s, from Latin infrequentem (nominative infrequens) “occurring seldom, unusual,” from in- “not” (see in- (1)) + frequens (see frequent). Related: Infrequently.