单词 | amblygonous |
释义 | † amblygonousadj. Geometry. Obsolete. rare. Of a triangle: having an obtuse angle. Occasionally also (of an angle): obtuse. Cf. amblygon adj.Recorded only in dictionaries and encyclopedias. ΘΚΠ the world > relative properties > number > geometry > angle > [adjective] > obtuse angled blunt-angled1551 obtusiangle?a1560 obtuse1570 obtuse-angled1570 amblygon1605 amblygonal1618 obtusangulous1680 amblygonial1704 obtusangular1706 amblygonous1728 obtuse angular1782 the world > space > shape > angularity > [adjective] > constituting an angle > obtuse > characterized by obtuse angles obtuse-angled1570 amblygon1605 amblygonal1618 obtusangulous1680 amblygonial1704 obtusangular1706 amblygonous1728 obtuse angular1782 1728 E. Chambers Cycl. Amblygonous Angle, in Geometry, is an obtuse Angle. 1734 Builder's Dict. II. at Triangle If one of the Angles of a Triangle be obtuse, the Triangle is said to be obtuse angular, or amblygonous. 1819 A. Rees Cycl. XXXVI. at Triangle If one of the angles, as N..be obtuse, the triangle is said to be obtusangular, or amblygonous. This entry has been updated (OED Third Edition, March 2020). < adj.1728 |
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