digraph

A two-character sequence used to enter a single conceptual character.

Noun computing, engineering

  1. A two-character sequence used to enter a single conceptual character.

    Hypernyms: polygraph

    Coordinate Terms: pseudodigraph trigraph monograph

  2. A pair of letters, especially a pair representing a single phoneme.
    • As a special education teacher, I find that introducing one or two digraphs a week works well. - 2022 July 11, Sarah Forst, “How to Teach Consonant Digraphs”, in The Designer Teacher:
    • A consonant digraph is a combination of two consonants that represent one sound. - 2023 November 14, Bronwyn, “What Is a Digraph? Understanding This Phonics Building Block”, in TeachStarter:

    Hypernyms: polygraph grapheme

    Coordinate Terms: pseudodigraph trigraph monograph

  3. a sequence of two lines, each of which may be unbroken, broken once, or broken twice.

Origin

From Ancient Greek δίς (dís, “double”) + γράφω (gráphō, “write”), equivalent to di- + -graph.

Forms

digraphs

Related

trigraph tetragraph pentagraph hexagraph heptagraph octagraph monophthong diphthong triphthong ligature

Derived

digraphia digraphic pseudodigraph subdigraph

Noun graph theory, mathematics

  1. A directed graph.

Origin

Blend of directed + graph.

Forms

digraphs

Related

adjacency matrix finite relation incidence matrix

Derived

acyclic digraph