trigraph

noun tri·graph \ˈtrī-ˌgraf\

Definition of TRIGRAPH

: three letters spelling a single consonant, vowel, or diphthong <eau of beau is a trigraph>

: a cluster of three successive letters <the, ion, and ing are high frequency trigraphs>

— tri·graph·ic \(ˌ)trī-ˈgra-fik\ adjective

circa 1836

Next Word in the Dictionary: TrigyniaPrevious Word in the Dictionary: trigrammaticAll Words Near: trigraph

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