Neutered means that an animal, usually a male one, has undergone a surgery to remove their reproductive organs, so they can no longer reproduce. Full definition
Low cost, low - income cat and dog spay neuter clinic. (mfoa.net)
After passing his preliminary exams, he was scheduled for neuter surgery. (rchumanesociety.org)
Low cost spay neuter programs prevent feline pregnancy, reduce overpopulation and result in fewer cat health problems and behavior issues in the domestic cat population. (cat-lovers-only.com)