Digraph

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Digraph \Di"graph\, n. [Gr. di- = di`s- twice + ? a writing, ?
     to write.]
     Two signs or characters combined to express a single
     articulated sound; as ea in head, or th in bath.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  digraph
       n : two successive letters (especially two letters used to
           represent a single sound: `sh' in `shoe')