tetragraph
nounEtymology From tetra- + -graph.
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.
- Derived terms
- tetragraphic
- Related terms
- digraph, trigraph, pentagraph, hexagraph, heptagraph, octagraph, monophthong, diphthong, triphthong, ligature