[ dahy-graf, -grahf ]
/ ˈdaɪ græf, -grɑf /


a pair of letters representing a single speech sound, as ea in meat or th in path.

Origin of digraph

First recorded in 1780–90; di-1 + -graph

Related forms

di·graph·ic [dahy-graf-ik] /daɪˈgræf ɪk/, adjectivedi·graph·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for digraph

British Dictionary definitions for digraph


/ (ˈdaɪɡrɑːf, -ɡræf) /


a combination of two letters or characters used to represent a single speech sound such as gh in English toughCompare ligature (def. 5), diphthong

Derived Forms

digraphic (daɪˈɡræfɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012