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

efficiently \effi"ciently\, adv.
   with effect; effectively.
   1913 webster

[2] : WordNet (r) 2.0

efficiently
     adv : in an efficient manner; "he functions efficiently" syn: expeditiously,
            with efficiency ant: inefficiently
see also:
expeditiously with efficiency inefficiently 

[3] : Moby Thesaurus II by Grady Ward, 1.0

47 moby thesaurus words for "efficiently":
   ably, adeptly, adequately, adroitly, advantageously, agilely,
   aptly, artfully, artistically, brilliantly, capably, cleverly,
   competently, conveniently, cunningly, deftly, dexterously,
   dextrously, effectively, effectually, excellently, expertly,
   featly, functionally, handily, ingeniously, masterfully, neatly,
   nimbly, practically, proficiently, profitably, resourcefully,
   serviceably, skillfully, spryly, superbly, to advantage,
   to good effect, to good use, to profit, usefully, well,
   with consummate skill, with finesse, with genius, with skill

Efficiently >> E Words
Efficiently, definition of term: Efficiently
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