| 释义 |
obtusangular, a. Now rare or Obs.|ɒbtjuːˈsæŋgjʊlə(r)|
[f. L. obtūs-us obtuse + angular.]
= obtuse-angled: see obtuse a. 5. Also † obtuˈsangulous a. Obs.
1680T. Lawson Mite into Treas. 33 Terms of this Art,..Rectangulous, Obliquangulous, Obtusangulous. 1706Phillips, Obtusangular. 1732Berkeley Alciphr. vii. §5 Triangles..are denominated..obtusangular, acutangular, or rectangular. 1826Kirby & Sp. Entomol. III. xxxv. 570 A transverse obtusangular band. |