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chemosterilant

American  
[kee-moh-ster-uh-luhnt, kem-oh-] / ˌki moʊˈstɛr ə lənt, ˌkɛm oʊ- /

noun

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


Etymology

Origin of chemosterilant

First recorded in 1960–65; chemo- + sterilant