Source : Webster's Revised Unabridged Dictionary (1913)

Ubiquitous \U*biq"ui*tous\, a. [See {Ubiquity}.]
   Existing or being everywhere, or in all places, at the same
   time; omnipresent. -- {U*biq"ui*tous*ly}, adv.

         In this sense is he ubiquitous.          --R. D.
                                                  Hitchcock.

Source : WordNet®

ubiquitous
     adj : being present everywhere at once [syn: {omnipresent}]