Source : Webster's Revised Unabridged Dictionary (1913)

Technically \Tech"nic*al*ly\, adv.
   In a technical manner; according to the signification of
   terms as used in any art, business, or profession.

Source : WordNet®

technically
     adv 1: with regard to technique; "technically lagging behind the
            Japanese"
     2: with regard to technical skill; "a technically brilliant
        solution"