Plural of digraph; multiple instances of two-letter combinations that represent single sounds in writing.
Standard English plural of 'digraph,' formed by adding '-s'. The term became common in educational and linguistic contexts in the 20th century.
Learning digraphs is how children crack the code of reading—recognizing that 'th,' 'sh,' and 'ch' are single sound units rather than two separate sounds is a breakthrough moment in literacy.
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