[1] : The Collaborative International Dictionary of English v.0.48

ineffectually \in`effec"tually\, adv.
   without effect; in vain.
   1913 webster

         hereford . . . had been besieged for about two months
         ineffectually by the scots.              --ludlow.
   1913 webster

[2] : WordNet (r) 2.0

ineffectually
     adv : in an ineffectual manner; "she tried ineffectually to light
           the primus, and thomas came to help her" ant: effectually
see also:
effectually 

Ineffectually >> I Words
Ineffectually, definition of term: Ineffectually
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