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

First Known Use of TRIGRAPH

circa 1836


Next Word in the Dictionary: TrigyniaPrevious Word in the Dictionary: trigrammaticAll Words Near: trigraph
July 06, 2015
categorical Hear it
absolute or relating to a category
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