As·sua'sive adjective [ From assuage , as if this were from a supposed Latin assuadere to persuade to; or from E. prefix ad + -suasive as in per suasive .] Mitigating; tranquilizing; soothing. [ R.] « Music her soft assuasive voice applies. Pope. Found on http://www.encyclo.co.uk/webster/A/134