nonbreeder
/nɑnˈbridər/
noun
- An animal or person that does not produce offspring.
- The zoo decided to keep the male lion as a nonbreeder because of his genetic condition.
- In the colony, the nonbreeders help care for the young of other members.
- Some dog owners choose to keep their pet as a nonbreeder and have it spayed or neutered.
Antonyms