subtendingadj.

Brit.

/səbˈtɛndɪŋ/, U.S.

/səbˈtɛndɪŋ/

Origin: Formed within English, by derivation. Etymons: subtend v., -ing suffix².

Etymology: < subtend v. + -ing suffix². Compare subtendent adj.

1. Geometry. Of a line or arc: that subtends an angle; (of an angle) that subtends a line. Also in extended use. Now rare.

ΘΚΠ

the world > relative properties > number > geometry > line > [adjective] > subtending

subtendent?a1560

subtending?a1560

the world > space > relative position > opposite position > [adjective]

contraryc1384

oppositec1392

contrariousc1400

contradictorious?a1475

objecta1542

overthwart1555

oppositive1578

opposed1598

opposing1609

adverse1623

obversea1656

counter-placed1678

opponent1728

counter1842

subtending1860

abapical1866

?a1560 L. Digges Geom. Pract.: Pantometria (1571) i. xx. sig. F ij ^v Make a fyne notche, or marke vpon that subtending staffe.

1660 R. Coke Justice Vindicated 20 What proportion..the subtending side of an isosceles right-angle triangle hath to one of the comprehending sides.

1771 W. Gordon & R. Dobson Arithmetic xxii. 308 Every angle in proportion to its subtending side.

1860 R. F. Burton in Jrnl. Royal Geogr. Soc. 1859 29 237 The Tanganyika cannot be drained eastward by rents in a subtending mountain ridge.

1915 Coal Age 8 518/1 The arc AmB is measured by the subtending angle AOB.

2. Botany. Of a part of a plant, esp. a leaf or bract: that extends under and supports or encloses another part.

ΘΚΠ

the world > plants > part of plant > (defined by) distribution, arrangement, or position > [adjective] > situated above or below

anterior1754

superior1763

subtending1777

inferior1785

the world > space > relative position > low position > [adjective] > situated or placed under

underlaida1100

subjected?a1425

suppositivec1475

subject?1541

subjacent1598

subterjacent1598

underlying1611

subjunct1639

supposite1640

suppedaneous1646

subordinate1648

subdititious1657

substrated1663

succumbent1664

subtended1670

substrate1678

subadjacent1722

supposed1766

subtending1777

substrative1823

underset1845

infraposed1854

substant1883

underneath1894

underlappingc1900

1777 J. Lightfoot Flora Scotica I. 467 The flowers are yellow, pendulous, and grow..one only on a peduncle, which peduncle is longer than the calyx, but shorter than the subtending leaf.

1844 Ann. & Mag. Nat. Hist. 14 285 The subtending bracteæ of the floriferous pedicels enlarge very greatly at the time of flowering.

1900 Gardeners’ Chron. 23 June 396/2 The flowers are cream-coloured,..sweetly scented, and produced in leaf-opposed cymes, the subtending leaf being entirely wanting.

2001 Ann. Bot. 88 1196/1 Axillary branching occurs but with a stolon (not a leaf) as subtending organ.

This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).

单词	subtending
释义	subtendingadj. Brit. /səbˈtɛndɪŋ/, U.S. /səbˈtɛndɪŋ/ Origin: Formed within English, by derivation. Etymons: subtend v., -ing suffix². Etymology: < subtend v. + -ing suffix². Compare subtendent adj. 1. Geometry. Of a line or arc: that subtends an angle; (of an angle) that subtends a line. Also in extended use. Now rare. ΘΚΠ the world > relative properties > number > geometry > line > [adjective] > subtending subtendent?a1560 subtending?a1560 the world > space > relative position > opposite position > [adjective] contraryc1384 oppositec1392 contrariousc1400 contradictorious?a1475 objecta1542 overthwart1555 oppositive1578 opposed1598 opposing1609 adverse1623 obversea1656 counter-placed1678 opponent1728 counter1842 subtending1860 abapical1866 ?a1560 L. Digges Geom. Pract.: Pantometria (1571) i. xx. sig. F ij ^v Make a fyne notche, or marke vpon that subtending staffe. 1660 R. Coke Justice Vindicated 20 What proportion..the subtending side of an isosceles right-angle triangle hath to one of the comprehending sides. 1771 W. Gordon & R. Dobson Arithmetic xxii. 308 Every angle in proportion to its subtending side. 1860 R. F. Burton in Jrnl. Royal Geogr. Soc. 1859 29 237 The Tanganyika cannot be drained eastward by rents in a subtending mountain ridge. 1915 Coal Age 8 518/1 The arc AmB is measured by the subtending angle AOB. 2. Botany. Of a part of a plant, esp. a leaf or bract: that extends under and supports or encloses another part. ΘΚΠ the world > plants > part of plant > (defined by) distribution, arrangement, or position > [adjective] > situated above or below anterior1754 superior1763 subtending1777 inferior1785 the world > space > relative position > low position > [adjective] > situated or placed under underlaida1100 subjected?a1425 suppositivec1475 subject?1541 subjacent1598 subterjacent1598 underlying1611 subjunct1639 supposite1640 suppedaneous1646 subordinate1648 subdititious1657 substrated1663 succumbent1664 subtended1670 substrate1678 subadjacent1722 supposed1766 subtending1777 substrative1823 underset1845 infraposed1854 substant1883 underneath1894 underlappingc1900 1777 J. Lightfoot Flora Scotica I. 467 The flowers are yellow, pendulous, and grow..one only on a peduncle, which peduncle is longer than the calyx, but shorter than the subtending leaf. 1844 Ann. & Mag. Nat. Hist. 14 285 The subtending bracteæ of the floriferous pedicels enlarge very greatly at the time of flowering. 1900 Gardeners’ Chron. 23 June 396/2 The flowers are cream-coloured,..sweetly scented, and produced in leaf-opposed cymes, the subtending leaf being entirely wanting. 2001 Ann. Bot. 88 1196/1 Axillary branching occurs but with a stolon (not a leaf) as subtending organ. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022). < adj.?a1560
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