Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A pair of letters representing a single speech sound, such as the ph in pheasant or the ea in beat.
  • noun A single character consisting of two letters run together and representing a single sound, such as Old English æ.

from The Century Dictionary.

  • noun Two letters used to represent one sound, as ea in head, th in path.
  • Consisting of two letters used to represent one sound: as, digraph signs; digraph consonants.

from the GNU version of the Collaborative International Dictionary of English.

  • noun Two signs or characters combined to express a single articulated sound; as ea in head, or th in bath.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun graph theory A directed graph.
  • noun computing A two-character sequence used to enter a single conceptual character.
  • noun linguistics A pair of letters, especially a pair representing a single phoneme.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

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

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Blend of directed and graph.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ancient Greek δίς ("double") + γράφω ("write")

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Examples

Comments

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  • While we're on the subject of digraphs, perhaps I should mention my list of false digraphs...

    October 20, 2009

  • JM got a digraph in this morning's mail.

    October 18, 2010