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tetragraph

noun
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tet·​ra·​graph | \ ˈte‧trəˌgraf \

Definition of tetragraph

: a cluster of four successive letters in cryptography

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Other Words from tetragraph

tetragraphic \ ¦⸗⸗¦grafik \ adjective

History and Etymology for tetragraph

tetra- + -graph

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Cite this Entry

“Tetragraph.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tetragraph. Accessed 12 Jun. 2021.

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