Source : Webster's Revised Unabridged Dictionary (1913)

Disaccord \Dis`ac*cord"\, v. i. [Cf. F. d['e]saccorder to cause
   discord.]
   To refuse to assent. [Obs.] --Spenser.

Disaccord \Dis`ac*cord"\, n.
   Disagreement. --Pop. Sci. Monthly.

Source : WordNet®

disaccord
     v : be different from one another [syn: {disagree}, {discord}]
         [ant: {match}]