Definition of: neuter

(n′tər, ny′-) adjective
1. Gram. a Neither masculine nor feminine in gender. Compare GENDER. b Rare Intransitive; neither active nor passive; middle: said of verbs in classical languages.
2. Biol. Sexless; having functionless or imperfectly developed sex organs, as certain plants and animals.
3. Obs. Neutral.
—noun
1. An animal of no apparent sex, as a worker bee.
2. A eunuch.
3. A castrated animal.
4. Gram. a The neuter gender. b A word in this gender.
5. A neutral in warfare or other conflict. [<MF neutre <L neuter <ne- not + uter either]