Source : Webster's Revised Unabridged Dictionary (1913)

Visible \Vis"i*ble\, a. [L. visibilis, fr. videre, visum, to
   see: cf. F. visible. See {Vision}.]
   1. Perceivable by the eye; capable of being seen;
      perceptible; in view; as, a visible star; the least spot
      is visible on white paper.

            Maker of heaven and earth, and of all things visible
            and invisible.                        --Bk. of Com.
                                                  Prayer.

            Virtue made visible in outward grace. --Young.

   2. Noticeable; apparent; open; conspicuous. --Shak.

            The factions at court were greater, or more visible,
            than before.                          --Clarendon.

   {Visible church} (Theol.), the apparent church of Christ on
      earth; the whole body of professed believers in Christ, as
      contradistinguished from the invisible, or real, church,
      consisting of sanctified persons.

   {Visible horizon}. Same as {Apparent horizon}, under
      {Apparent}. -- {Vis"i*ble*ness}, n. -- {Vis"i*bly}, adv.

Source : WordNet®

visible
     adj 1: perceptible especially by the eye; or open to easy view; "a
            visible object"; "visible stars"; "mountains visible
            in the distance"; "a visible change of expression";
            "visible files" [syn: {seeable}] [ant: {invisible}]
     2: obvious to the eye; "a visible change of expression" [syn: {obvious}]
     3: being often in the public eye; "a visible public figure"
     4: present and easily available; "the cash on hand is adequate
        for current needs"; "emergency police were on hand in case
        of trouble"; "a visible supply"; "visible resources" [syn:
         {on hand(p)}, {visible(a)}]