the world > relative properties > number > geometry > surface > [adjective] > relating to plane surfaces > substitution of angles for plane faces (3)
Transfigured; having its figure or form altered: spec. in Geometry (see transfigured adj. at transfigure, v. derivatives).
in Geometry (quots. 1571, 1571) applied to a solid in which plane faces are substituted for the original solid angles.