QUADRIPHONIC SYSTEMquadriphonic system · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:QUADRIPHONIC SYSTEMTier 1Ordinal236Pythagorean92Classical223Reverse250Reverse Reduction97Standard1136Final Large1696Ordinal200Reduced56Atbash433Isopsephy2330Ordinal242Abjad985