† oxygoniumn.

Forms: 1500s–1600s oxigonium, 1600s–1700s oxygonium.

Origin: A borrowing from Latin. Etymon: Latin oxygōnium.

Etymology: < classical Latin oxygōnium acute-angled triangle, use as noun of neuter singular of oxygōnius acute-angled < ancient Greek ὀξυγώνιος < ὀξυ- oxy- comb. form¹ + γωνία angle (see -gon comb. form). Compare Hellenistic Greek ὀξυγώνιον, noun.

Geometry. Obsolete.

An acute-angled triangle.

ΘΚΠ

the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > triangle > with specific angle

square1551

oxygonium1570

oxygon1685

rectangle1798

orthogon1871

1570 H. Billingsley tr. Euclid Elements Geom. i. f. 4^v An oxigonium or an acuteangled triangle, is a triangle which hath all his three angles acute.

1688 J. S. Fortification 3 [These figures] are called Oxygoniums.

1690 W. Leybourn Cursus mathematicus 208 The Triangle hath all the Three Angles Acute.., and such a Triangle is called Oxigonium.

1701 J. Moxon Math. made Easie Oxygon, or Oxygonium..is a Geometrical Triangular Figure, having necessarily all its three Angles acute.

This entry has been updated (OED Third Edition, March 2005; most recently modified version published online December 2020).

单词	oxygonium
释义	† oxygoniumn. Forms: 1500s–1600s oxigonium, 1600s–1700s oxygonium. Origin: A borrowing from Latin. Etymon: Latin oxygōnium. Etymology: < classical Latin oxygōnium acute-angled triangle, use as noun of neuter singular of oxygōnius acute-angled < ancient Greek ὀξυγώνιος < ὀξυ- oxy- comb. form¹ + γωνία angle (see -gon comb. form). Compare Hellenistic Greek ὀξυγώνιον, noun. Geometry. Obsolete. An acute-angled triangle. ΘΚΠ the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > triangle > with specific angle square1551 oxygonium1570 oxygon1685 rectangle1798 orthogon1871 1570 H. Billingsley tr. Euclid Elements Geom. i. f. 4^v An oxigonium or an acuteangled triangle, is a triangle which hath all his three angles acute. 1688 J. S. Fortification 3 [These figures] are called Oxygoniums. 1690 W. Leybourn Cursus mathematicus 208 The Triangle hath all the Three Angles Acute.., and such a Triangle is called Oxigonium. 1701 J. Moxon Math. made Easie Oxygon, or Oxygonium..is a Geometrical Triangular Figure, having necessarily all its three Angles acute. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online December 2020). < n.1570
随便看	θ221678 θ221679 θ22168 θ221680 θ221681 θ221682 θ221683 θ221684 θ221685 θ221686 θ221687 θ221688 θ221689 θ22169 θ221690 θ221691 θ221692 θ221693 θ221694 θ221695 θ221696 θ221697 θ221698 θ221699 θ2217