ὀρθογώνιον

English (LSJ)

τό, rectangle, Arist.de An.413a17; ὀρθό-ιος, ον, rectangular, Archyt. ap. Simp. in Cat.392.8; τρίγωνον Ti.Locr.98a, D.L.8.12; κῶνος Archim.Sph. Cyl.1 Prooemia; ἐξ ὀρθογωνίου by rectangular measurement, PSI4.320.12 (i A. D.), POxy.2134.15 (ii A. D.).