ANTIMATTERantimatter · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:ANTIMATTERTier 1Ordinal121Pythagorean40Classical115Reverse149Reverse Reduction68Standard1500Final Large1500Ordinal123Reduced24Atbash65Isopsephy1107Ordinal126Abjad1503