SYLVIAN FISSURESylvian fissure · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:SYLVIAN FISSURETier 1Ordinal199Pythagorean64Classical187Reverse179Reverse Reduction89Standard582Final Large1232Ordinal150Reduced51Atbash342Isopsephy2108Ordinal200Abjad658