deltoidadj.n.

Brit.

/ˈdɛltɔɪd/, U.S.

/ˈdɛlˌtɔɪd/

Etymology: modern < Greek δελτοειδής delta-shaped, triangular: see -oid suffix. So French deltoide (in Paré, 16th cent.); modern Latin deltoides (Linnæus), and deltoideus.

A. adj.

a. Resembling the Greek letter Δ in shape; triangular; esp. in Botany, of a leaf; also triangular in section, as the leaf of Mesembryanthemum deltoideum; also in combination, as deltoid-ovate, of an ovate outline but somewhat deltoid; so deltoid-hastate, etc.

ΘΚΠ

the world > plants > part of plant > part defined by form or function > [adjective] > having specific shape

fingered1597

fistular1640

umbilicated1693

pectinal1705

fornicated1750

deltoid1753

linguiform1753

panduriform1753

lingulated1754

campaniform1758

augmented1760

ringed1760

securiform1760

urceolate1760

utricular1760

lingulate1763

vermicular1766

pandurated1771

navicular1793

semicolumnar1793

ungulate1802

capitellate1808

meniscoid1821

virgate1821

mitriform1824

pulvinate1824

caudated1829

vulviform1829

caudate1830

circinate1830

intruded1830

trochlear1830

scalariform1836

hippocrepiform1847

neottious1850

pulviniform1851

foxglove-shaped1856

clathroid1857

molariform1857

velate1857

strombuliform1859

calceiform1860

coralline1860

forniciform1860

urceolar1860

calceolate1861

frustulose1866

pandurate1866

intruse1870

scalar1880

meniscoidal1881

fingerposted1885

applanate1887

trochleariform1895

naviculoid1898

halonate1911

1753 Chambers's Cycl. Suppl. at Leaf Deltoide Leaf.

1793 T. Martyn Lang. Bot. sig. F5^v A leaf of the common Black Poplar..is given as an instance of a deltoid leaf in Linneus's specific characters.

1845 J. Lindley School Bot. (1858) vii. 122 Leaves ovate, acute, somewhat deltoid.

1870 J. D. Hooker Student's Flora Brit. Islands 240 Cicendia..calyx campanulate, teeth deltoid.

b. deltoid muscle (Anatomy): the large muscle of triangular shape which forms the prominence of the shoulder; it serves to raise the arm and draw it from the body. deltoid ligament: see quot. 1835-6.

ΘΚΠ

the world > life > the body > structural parts > muscle > muscles of specific parts > [noun] > muscles of shoulder

subscapularis1615

supraspinatus muscle1615

subscapular muscle1634

under-blade-lurker1683

muscle of patience1728

deltoid1740

deltoid muscle1741

infraspinatus1855

prescapular1890

trachelo-acromial1891

infraspinator1897

1741 A. Monro Anat. Human Bones (ed. 3) 237 Some Part of the deltoid Muscle.

1835–6 Todd's Cycl. Anat. & Physiol. I. 152 The internal tibio~tarsal ligament, is also called the internal lateral, and by Weithecht, the deltoid ligament.

1877 I. Rosenthal Gen. Physiol. Muscles & Nerves 92 The elevator of the upper arm, which on account of its triangular shape is called the deltoid muscle.

c. deltoid moth n. Entomology a moth which in repose spreads its wings over the back in a triangular form; also absol.

ΚΠ

1859 H. T. Stainton Man. Brit. Butterflies & Moths II. 125 Deltoides, these insects form a sort of connecting group between the Noctuæ and the true Pyralidæ.. Any one who has seen that insect in repose will recognize the resemblance in the form of the wings to the Greek Delta, Δ, whence the name.

1869 E. Newman Illustr. Nat. Hist. Brit. Moths Pref. 3 It was intended to include the Deltoids, Pyrales, Veneers, and Plumes.

2. Of the nature of the delta of a river.

ΘΚΠ

the world > the earth > land > land mass > shore or bank > land near river > [adjective] > delta

deltoid1837

deltoidal1837

deltaic1846

deltic1865

1837 Penny Cycl. VIII. 376/1 The whole of Holland is a formation of deltoid islands, created by the anastomosing branches of the Rhine, the Meuse, and the Scheldt. The deltoid form of the mouths of the Petchora is no longer recognizable in the group of islands at its embouchure.

1861 C. Darwin in Life & Lett. (1887) II. 364 The French superficial deposits are deltoid and semi-marine.

B. n.

1. The deltoid muscle. Also in Latin form deltoīdes, deltoīdeus.

ΘΚΠ

the world > life > the body > structural parts > muscle > muscles of specific parts > [noun] > muscles of shoulder

subscapularis1615

supraspinatus muscle1615

subscapular muscle1634

under-blade-lurker1683

muscle of patience1728

deltoid1740

deltoid muscle1741

infraspinatus1855

prescapular1890

trachelo-acromial1891

infraspinator1897

1681 Table of Hard Words in S. Pordage tr. T. Willis Remaining Med. Wks. Deltoides, a muscle in the top of the arm, having the figure of a Delta, the Greek D.]

1740 J. Sparrow tr. H. F. Le Dran Observ. Surg. (ed. 2) xliii. 157 The Deltoid was elevated by it, and much tumified.

1860 O. W. Holmes Elsie Venner (1891) iii. 32 The deltoid, which caps the shoulder like an epaulette.

attributive.1881 St. G. Mivart Cat 91 External to this is a slightly roughened and elevated tract called the deltoid ridge.

2. (See quot. 1879.)

ΘΚΠ

the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > quadrilateral > kite

deltoid1879

kite1893

1879 W. Rossiter Illustr. Dict. Sci. Terms Deltoid, a four-sided figure formed of two unequal isosceles triangles on opposite sides of a common base.

3. A deltoid moth: see A. 1c.

This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2022).

单词	deltoid
释义	deltoidadj.n. Brit. /ˈdɛltɔɪd/, U.S. /ˈdɛlˌtɔɪd/ Etymology: modern < Greek δελτοειδής delta-shaped, triangular: see -oid suffix. So French deltoide (in Paré, 16th cent.); modern Latin deltoides (Linnæus), and deltoideus. A. adj. 1. a. Resembling the Greek letter Δ in shape; triangular; esp. in Botany, of a leaf; also triangular in section, as the leaf of Mesembryanthemum deltoideum; also in combination, as deltoid-ovate, of an ovate outline but somewhat deltoid; so deltoid-hastate, etc. ΘΚΠ the world > plants > part of plant > part defined by form or function > [adjective] > having specific shape fingered1597 fistular1640 umbilicated1693 pectinal1705 fornicated1750 deltoid1753 linguiform1753 panduriform1753 lingulated1754 campaniform1758 augmented1760 ringed1760 securiform1760 urceolate1760 utricular1760 lingulate1763 vermicular1766 pandurated1771 navicular1793 semicolumnar1793 ungulate1802 capitellate1808 meniscoid1821 virgate1821 mitriform1824 pulvinate1824 caudated1829 vulviform1829 caudate1830 circinate1830 intruded1830 trochlear1830 scalariform1836 hippocrepiform1847 neottious1850 pulviniform1851 foxglove-shaped1856 clathroid1857 molariform1857 velate1857 strombuliform1859 calceiform1860 coralline1860 forniciform1860 urceolar1860 calceolate1861 frustulose1866 pandurate1866 intruse1870 scalar1880 meniscoidal1881 fingerposted1885 applanate1887 trochleariform1895 naviculoid1898 halonate1911 1753 Chambers's Cycl. Suppl. at Leaf Deltoide Leaf. 1793 T. Martyn Lang. Bot. sig. F5^v A leaf of the common Black Poplar..is given as an instance of a deltoid leaf in Linneus's specific characters. 1845 J. Lindley School Bot. (1858) vii. 122 Leaves ovate, acute, somewhat deltoid. 1870 J. D. Hooker Student's Flora Brit. Islands 240 Cicendia..calyx campanulate, teeth deltoid. b. deltoid muscle (Anatomy): the large muscle of triangular shape which forms the prominence of the shoulder; it serves to raise the arm and draw it from the body. deltoid ligament: see quot. 1835-6. ΘΚΠ the world > life > the body > structural parts > muscle > muscles of specific parts > [noun] > muscles of shoulder subscapularis1615 supraspinatus muscle1615 subscapular muscle1634 under-blade-lurker1683 muscle of patience1728 deltoid1740 deltoid muscle1741 infraspinatus1855 prescapular1890 trachelo-acromial1891 infraspinator1897 1741 A. Monro Anat. Human Bones (ed. 3) 237 Some Part of the deltoid Muscle. 1835–6 Todd's Cycl. Anat. & Physiol. I. 152 The internal tibio~tarsal ligament, is also called the internal lateral, and by Weithecht, the deltoid ligament. 1877 I. Rosenthal Gen. Physiol. Muscles & Nerves 92 The elevator of the upper arm, which on account of its triangular shape is called the deltoid muscle. c. deltoid moth n. Entomology a moth which in repose spreads its wings over the back in a triangular form; also absol. ΚΠ 1859 H. T. Stainton Man. Brit. Butterflies & Moths II. 125 Deltoides, these insects form a sort of connecting group between the Noctuæ and the true Pyralidæ.. Any one who has seen that insect in repose will recognize the resemblance in the form of the wings to the Greek Delta, Δ, whence the name. 1869 E. Newman Illustr. Nat. Hist. Brit. Moths Pref. 3 It was intended to include the Deltoids, Pyrales, Veneers, and Plumes. 2. Of the nature of the delta of a river. ΘΚΠ the world > the earth > land > land mass > shore or bank > land near river > [adjective] > delta deltoid1837 deltoidal1837 deltaic1846 deltic1865 1837 Penny Cycl. VIII. 376/1 The whole of Holland is a formation of deltoid islands, created by the anastomosing branches of the Rhine, the Meuse, and the Scheldt. The deltoid form of the mouths of the Petchora is no longer recognizable in the group of islands at its embouchure. 1861 C. Darwin in Life & Lett. (1887) II. 364 The French superficial deposits are deltoid and semi-marine. B. n. 1. The deltoid muscle. Also in Latin form deltoīdes, deltoīdeus. ΘΚΠ the world > life > the body > structural parts > muscle > muscles of specific parts > [noun] > muscles of shoulder subscapularis1615 supraspinatus muscle1615 subscapular muscle1634 under-blade-lurker1683 muscle of patience1728 deltoid1740 deltoid muscle1741 infraspinatus1855 prescapular1890 trachelo-acromial1891 infraspinator1897 1681 Table of Hard Words in S. Pordage tr. T. Willis Remaining Med. Wks. Deltoides, a muscle in the top of the arm, having the figure of a Delta, the Greek D.] 1740 J. Sparrow tr. H. F. Le Dran Observ. Surg. (ed. 2) xliii. 157 The Deltoid was elevated by it, and much tumified. 1860 O. W. Holmes Elsie Venner (1891) iii. 32 The deltoid, which caps the shoulder like an epaulette. attributive.1881 St. G. Mivart Cat 91 External to this is a slightly roughened and elevated tract called the deltoid ridge. 2. (See quot. 1879.) ΘΚΠ the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > quadrilateral > kite deltoid1879 kite1893 1879 W. Rossiter Illustr. Dict. Sci. Terms Deltoid, a four-sided figure formed of two unequal isosceles triangles on opposite sides of a common base. 3. A deltoid moth: see A. 1c. This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2022). < adj.n.1740
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