BLACK HOLE OF CALCUTTABlack Hole of Calcutta · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:BLACK HOLE OF CALCUTTATier 1Ordinal171Pythagorean63Classical162Reverse342Reverse Reduction108Standard1315Final Large2515Ordinal190Reduced55Atbash740Isopsephy1828Ordinal217Abjad1079