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

Defatigate \De*fat"i*gate\, v. t. [L. defatigatus, p. p. of
   defatigare; de- + fatigare to weary. See {Fatigue}.]
   To weary or tire out; to fatigue. [R.] --Sir T. Herbert.