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trigram

[ trahy-gram ]
/ ˈtraɪ græm /
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noun
a sequence of three adjacent letters or symbols.
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Which of the following nouns has an irregular plural form?

Origin of trigram

First recorded in 1600–10; tri- + -gram1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use trigram in a sentence

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