OPPOSITE NUMBERopposite number · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:OPPOSITE NUMBERTier 1Ordinal188Pythagorean71Classical178Reverse190Reverse Reduction73Standard940Final Large940Ordinal148Reduced58Atbash623Isopsephy1412Ordinal197Abjad786