neuterEnglishOxford American Thesaurusneuter adjective I did not feel male, but rather, neuter: asexual, sexless, unsexed, epicene.verb vets encourage owners to have their pets neutered: castrate, geld, cut, emasculate; spay, sterilize; fix, desex; North American, & Australian alter; informal doctor; rare caponize, eunuchize, ovariectomize, oophorectomize.