Obs. nonce-wd. [f. L. tōt-us whole, entire + angulus, ANGLE sb.2] A figure that is ‘all angle’: applied to a circle as the limit of regular polygonal figures when the number of angles is infinite.

1

1628.  Jackson, Creed, VI. xxi. § 3. The circle likewise is as truly ἰσόπλευρος and ἰσογώνιος, of equal sides and equal angles, as ὀλόπλευρος and oλoγώνιος, a totangle or totilater.

2