ACOUSTIC ABSORPTIONacoustic absorption · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:ACOUSTIC ABSORPTIONTier 1Ordinal220Pythagorean76Classical209Reverse266Reverse Reduction113Standard1496Final Large2146Ordinal209Reduced65Atbash744Isopsephy1904Ordinal248Abjad1260