α. 1500s– oblique-angled.
β. 1600s obliquangled.
oblique-angledadj.
/ə(ʊ)ˌbliːkˈaŋɡld/, U.S. /əˌblikˈæŋɡ(ə)ld/, /oʊˌblikˈæŋɡ(ə)ld/ Geometry.
Of a geometrical figure: having all its angles oblique. Also: set at an oblique angle.
ΘΚΠ
the world > relative properties > number > geometry > angle > [adjective] > oblique-angled
oblique-angled1590
obliquiangular1635
obliquangular1645
obliquangulous1680
oblique-angular1744
the world > space > shape > angularity > [adjective] > constituting an angle > not a right angle > characterized by non-right angles
oblique-angled1590
obliquiangular1635
obliquangular1645
obliquangulous1680
oblique-angular1744
α.
β. 1611 A. Hopton Speculum Topographicum ii. 8 A Rhomboides is a paralelogram obliquangled and inequilater.1688 J. S. Fortification 5 Obliquangled [parallelograms] are such as have oblique angles.1590 T. Hood tr. P. de La Ramée Elements Geom. viii. f. 7v A Triangle is either right angled, or oblique angled [L. obliquangulum].
1667 Philos. Trans. (Royal Soc.) 2 436 A Spherical Oblique-angled Triangle.
1759 Philos. Trans. 1758 (Royal Soc.) 50 554 A quadrilateral rectangular space shall often be represented by an oblique-angled rhomboid figure.
1851 T. Wright & G. F. Richardson Introd. Geol. (new ed.) v. 88 An oblique-angled parallelogram.
1959 J. Joedicke Hist. Mod. Archit. 231 (caption) A hanging roof, largely supported by two obliqueangled reinforced concrete arches, spans the auditorium, exhibition areas, studio stage and conference hall.
1983 Buck & Hickman Catal. 1983–5 585 (table) Oblique angled cutter with lay-on joint-cutting edge 8mm.
This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).
<
adj.1590