neuter

(noun) a gender that refers chiefly (but not exclusively) to inanimate objects (neither masculine nor feminine).

(verb) remove the ovaries of. Synonyms: alter, spay, castrate. Example: "Is your cat spayed?."

(adj) of grammatical gender. Synonyms: neuter (vs. masculine) (vs. feminine). Example: "`it' is the third-person singular neuter pronoun."

(adj) having no or imperfectly developed or nonfunctional sex organs. Synonyms: sexless.