chemosterilant

[kee-moh-ster-uh-luh nt, kem-oh-]

noun

a chemical that causes an animal to become irreversibly sterile without changing its mating behavior or longevity.

Origin of chemosterilant

First recorded in 1960–65; chemo- + sterilant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019