SEMICIRCULAR ARCHsemicircular arch · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:SEMICIRCULAR ARCHTier 1Ordinal161Pythagorean80Classical154Reverse271Reverse Reduction109Standard964Final Large964Ordinal172Reduced37Atbash275Isopsephy1637Ordinal197Abjad824