资料来源 : Webster's Revised Unabridged Dictionary (1913)

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.