orthoplexWiktionary 原文英美构词拆解orthant词干+complex词干词源说明Coined in 1991 by John Horton Conway and Neil Sloane. Blend of orthant + complex, since it has one facet for each orthant.释义名词noun1(geometry) A convex polytope analogous to an octahedron (3 dimensions) or 16-cell (4 dimensions).同族词派生词 14-orthoplex相关词 1simplex