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tetragraph

noun
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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Dictionary Entries near tetragraph

Tetragoniaceae

tetragram

tetragrammaton

tetragraph

Tetragynia

tetragynian

tetragynous

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