digraph

American  

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

noun

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

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digraph British  

/ ˈdaɪɡrɑːf, daɪˈɡræfɪk, -ɡræf /

noun

1. a combination of two letters or characters used to represent a single speech sound such as gh in English tough Compare ligature diphthong

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Other Word Forms

Derived Forms

• digraphic
  adjective
• digraphically
  adverb

Etymology

Origin of digraph

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