tetragraph

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English[edit]

Etymology[edit]

tetra- +‎ -graph

Noun[edit]

tetragraph (plural tetragraphs)

  1. A group of four letters.
  2. a sequence of four lines, each of which may be unbroken, broken once, or broken twice (especially as used in the divination of the Taixuanjing.

Related terms[edit]