- a part of a whole, or one individual of a class or group, used as a sample or example of the whole, class, or group; typical part, individual, etc.
- Informal a (specified kind of) individual or person: an unsavory specimen
- Med. a sample, as of urine, sputum, or blood, for analysis
Origin of specimenL, a mark, token, example from specere, to see: see spy