英语词源字典 - 在线词源网站

homaloidal [homaloidal 词源字典]: "Of or relating to straight lines and planes; satisfying the axioms of Euclidean geometry, flat", Mid 19th cent.; earliest use found in James Joseph Sylvester (1814–1897), mathematician. From ancient Greek ὁμαλός + -oidal.[homaloidal etymology, homaloidal origin, 英语词源]