ˈsubtriˌangular, a. Chiefly Zool. and Bot.
[ad. mod.L. subtriangulāris: see sub- 21 e.]
Approaching the form of a triangle; somewhat triangular.
| 1787 tr. Linnæus' Fam. Plants 763 Calodendron... Seeds two in each cell, subtriangular. 1824 Du Bois Lamarck's Arrangem. 45 The Mactræ..are marine shells..almost always subtriangular. 1854 Owen in Orr's Circ. Sci., Org. Nat. I. 192 The exoccipitals..are very irregular subtriangular bones. 1881 Nature XXIII. 605 A sub-triangular wedge⁓shaped implement. |
So ˈsubtriˌangulate a., with combining form ˌsubtrianguˈlato-.
| 1849 Hardy in Proc. Berw. Nat. Club II. vii. 361 Head sub-triangulate. 1852 Dana Crust. i. 118 Carapax sub-triangulato-ovate. |