The word "neuter" refers to something that is neither male nor female or it can describe an animal that has had its reproductive organs removed. 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)