predominantly

from WordNet (r) 3.0 (2006)

predominantly
    adv 1: much greater in number or influence; "the patients are
           predominantly indigenous" [syn: {predominantly},
           {preponderantly}]

from The Collaborative International Dictionary of English v.0.48

Predominantly \Pre*dom"i*nant*ly\, adv.
   In a predominant manner.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

49 Moby Thesaurus words for "predominantly":
      a fortiori, above all, all in all, all the more,
      all things considered, altogether, as a rule, as a whole,
      as an approximation, at large, broadly, broadly speaking,
      by and large, chiefly, commonly, dominantly, especially, even,
      ever so, first of all, generally, generally speaking, in chief,
      in general, in the main, indeed, largely, mainly, more than ever,
      mostly, never so, no end, normally, on balance, on the whole,
      ordinarily, overall, particularly, peculiarly, prevailingly,
      primarily, principally, roughly, roughly speaking, routinely,
      speaking generally, still more, usually, yea