Source : Webster's Revised Unabridged Dictionary (1913)

Ionic \I*on"ic\, n.
   1. (Pros.)
      (a) A foot consisting of four syllables: either two long
          and two short, -- that is, a spondee and a pyrrhic, in
          which case it is called the {greater Ionic}; or two
          short and two long, -- that is, a pyrrhic and a
          spondee, in which case it is called the {smaller
          Ionic}.
      (b) A verse or meter composed or consisting of Ionic feet.

   2. The Ionic dialect; as, the Homeric Ionic.

   3. (Print.) Ionic type.