- The definition of a digraph is a combination of two letters that make one sound.
An example of a digraph is the combination of c and h in the word china.
Origin: di- plush -graph
Used by arrangement with John Wiley & Sons, Inc.
- A pair of letters representing a single speech sound, such as the ph in pheasant or the ea in beat.
- A single character consisting of two letters run together and representing a single sound, such as Old English ǽ.
- di·graphˈic adjective