The Collaborative International Dictionary of English v.0.48:

Everywhere \Ev"er*y*where`\, adv.
   In every place; in all places; hence, in every part;
   thoroughly; altogether.
   [1913 Webster]

WordNet (r) 3.0 (2006):

everywhere
    adv 1: to or in any or all places; "You find fast food stores
           everywhere"; "people everywhere are becoming aware of the
           problem"; "he carried a gun everywhere he went"; "looked
           all over for a suitable gift"; (`everyplace' is used
           informally for `everywhere') [syn: everywhere,
           everyplace, all over]

Moby Thesaurus II by Grady Ward, 1.0:

57 Moby Thesaurus words for "everywhere":
   all over, all over hell, all round, all-present, always,
   and everywhere, around, at large, cosmically, diffusely,
   dispersedly, every which way, everywhence, everywheres,
   everywhither, far, far and wide, from every quarter,
   from everywhere, galactically, globally, here, here and there,
   high and low, in all creation, in all directions, in all places,
   in all quarters, in every clime, in every instance, in every place,
   in every quarter, in places, in spots, infinite, inside and out,
   internationally, invariably, never otherwise, omnipresent,
   on every side, passim, round about, sparsely, sparsim,
   sporadically, the world over, there, throughout,
   throughout the world, ubiquitous, under the sun, universally,
   upstairs and downstairs, where, wherever you look,
   without exception