The Collaborative International Dictionary
Impersuadable
Impersuadable \Im`per*suad"a*ble\, a. [Cf. Impersuasible.] Not to be persuaded; obstinate; unyielding; impersuasible. -- Im`per*suad"a*ble*ness, n.
Wiktionary
impersuadable
a. Not to be persuaded; obstinate; unyielding.