Source : Webster's Revised Unabridged Dictionary (1913)

Accurately \Ac"cu*rate*ly\, adv.
   In an accurate manner; exactly; precisely; without error or
   defect.

Source : WordNet®

accurately
     adv 1: with few mistakes; "he works very accurately" [ant: {inaccurately}]
     2: strictly correctly; "repeated the order accurately"