acute-angledadj.

Brit.

/əˌkjuːtˈaŋɡld/, U.S.

/əˌkjutˈæŋɡəld/

Origin: Formed within English, by compounding. Etymons: acute adj., angled adj.

Etymology: < acute adj. + angled adj. Compare earlier acutiangle adj. at acuti- comb. form and later acutangular adj. Compare also obtuse-angled adj.

Esp. of a triangle: having acute angles; forming an acute angle.

ΘΚΠ

the world > space > shape > angularity > [adjective] > constituting an angle > somewhat or relatively acute > characterized by acute angles

acutiangle?a1560

acute-angled1570

acutangular1658

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.

1702 J. Harris New Short Treat. Algebra 45 A Line Perpendicularly let fall from the Vertex or top of an Acute Angled Triangle.

1806 M. Lewis Jrnl. 16 Jan. in Jrnls. Lewis & Clark Exped. (1990) VI. 212 The whole forming two sides of an acute angled triangle.

1911 Geogr. Jrnl. 37 590 The..Kootenay river, whose acute-angled bend in Montana forms the southern boundary of the Purcell range.

1993 Math. Mag. 66 175 (title) There are three times as many obtuse-angled triangles as there are acute-angled ones.

2006 K. D. Rose Beginning Age Mammals iv. 64/1 Spalacotheriids had acute-angled molars.

This is a new entry (OED Third Edition, December 2011; most recently modified version published online December 2021).

单词	acute-angled
释义	acute-angledadj. Brit. /əˌkjuːtˈaŋɡld/, U.S. /əˌkjutˈæŋɡəld/ Origin: Formed within English, by compounding. Etymons: acute adj., angled adj. Etymology: < acute adj. + angled adj. Compare earlier acutiangle adj. at acuti- comb. form and later acutangular adj. Compare also obtuse-angled adj. Esp. of a triangle: having acute angles; forming an acute angle. ΘΚΠ the world > space > shape > angularity > [adjective] > constituting an angle > somewhat or relatively acute > characterized by acute angles acutiangle?a1560 acute-angled1570 acutangular1658 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. 1702 J. Harris New Short Treat. Algebra 45 A Line Perpendicularly let fall from the Vertex or top of an Acute Angled Triangle. 1806 M. Lewis Jrnl. 16 Jan. in Jrnls. Lewis & Clark Exped. (1990) VI. 212 The whole forming two sides of an acute angled triangle. 1911 Geogr. Jrnl. 37 590 The..Kootenay river, whose acute-angled bend in Montana forms the southern boundary of the Purcell range. 1993 Math. Mag. 66 175 (title) There are three times as many obtuse-angled triangles as there are acute-angled ones. 2006 K. D. Rose Beginning Age Mammals iv. 64/1 Spalacotheriids had acute-angled molars. This is a new entry (OED Third Edition, December 2011; most recently modified version published online December 2021). < adj.1570
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