perceptibly

from WordNet (r) 3.0 (2006)

perceptibly
    adv 1: in a noticeable manner; "he changed noticeably over the
           years" [syn: {perceptibly}, {noticeably}, {observably}]
           [ant: {imperceptibly}, {unnoticeably}]

from The Collaborative International Dictionary of English v.0.48

Perceptible \Per*cep"ti*ble\ (p[~e]r*s[e^]p"t[i^]*b'l), a. [L.
   perceptibilis: cf. F. perceptible. See {Perceive}.]
   Capable of being perceived; cognizable; discernible;
   perceivable; large enough to be perceived; not so small as to
   be incapable of perception.
   [1913 Webster]

         With a perceptible blast of the air.     --Bacon.
   [1913 Webster] -- {Per*cep"ti*ble*ness}, n. --
   {Per*cep"ti*bly}, adv.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

32 Moby Thesaurus words for "perceptibly":
      apparently, appreciably, clearly, conspicuously, definitely,
      discernibly, distinctly, evidently, explicitly, expressly,
      glaringly, manifestly, markedly, measurably, noticeably,
      observably, obviously, palpably, patently, perceivably, plainly,
      prominently, pronouncedly, recognizably, seeably, staringly,
      starkly, unconcealedly, undisguisedly, unmistakably, visibly,
      with clarity

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