Impassionate \Im*pas"sion*ate\, a. Strongly affected. --Smart. Impassionate \Im*pas"sion*ate\, v. t. To affect powerfully; to arouse the passions of. --Dr. H. More. Impassionate \Im*pas"sion*ate\, a. [Pref. im- not + passionate.] Without passion or feeling. --Burton.