ˈoctangle, a. and n. ? Obs.
[ad. post-cl. L. octangul-us adj. eight-angled, f. octo eight + angulus angle.]
a. adj. Having eight angles, octagonal. b. n. A figure with eight angles, an octagon.
| 1613–14 Chapman Masque Mid. Temple a j, A siluer Temple of an octangle figure. 1651 J. F[reake] Agrippa's Occ. Philos. 253 The other figures, viz. triangle, quadrangle, sexangle, septangle, octangle. 1686 W. Aglionby Painting Illustr. 322 The Octangles which inviron the Ceiling. 1726 Leoni tr. Alberti's Archit. III. 4/1 The middle Rays of this Octangle may be called a Pyramid of eight faces. |