usefully

from WordNet (r) 3.0 (2006)
usefully
    adv 1: in a useful manner; "extra money could be usefully spent
           on this project" [ant: {uselessly}]
from The Collaborative International Dictionary of English v.0.48
Usefully \Use"ful*ly\, adv.
   In a useful manner.
   [1913 Webster]
antiflux / dictionary / usefully
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