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

Disinteress \Dis*in"ter*ess\, v. t. [F. d['e]sint['e]resser to
   deprive of interest in; pref. d['e]s- (L. dis-) +
   int['e]resser to interest, fr. L. interesse to import,
   concern. See {Interest}, and cf. {Disinterest}.]
   To deprive or rid of interest in, or regard for; to
   disengage. [Obs.]