The Collaborative International Dictionary
Inexterminable
Inexterminable \In`ex*ter"mi*na*ble\, a. [L. inexterminabilis.
See In- not, and Exterminate.]
Incapable of extermination.
--Rush.
Wiktionary
inexterminable
a. Impossible to exterminate.
WordNet
inexterminable
adj. incapable of extermination or extirpation; "some weeds seem inextirpable" [syn: inextirpable]