cross-sterile
[ kraws-ster-uh l or, esp. British, -ahyl, kros- ]
/ ˈkrɔsˈstɛr əl or, esp. British, -aɪl, ˈkrɒs- /
adjective
incapable of reproducing due to hybridization.
Origin of cross-sterile
First recorded in 1945–50