leaf sheddingn.

Brit.

/ˈliːf ʃɛdɪŋ/, U.S.

/ˈlif ˌʃɛdɪŋ/

Origin: Formed within English, by compounding. Etymons: leaf n.¹, shedding n.¹

Etymology: < leaf n.¹ + shedding n.¹ With sense 1 compare earlier leaf-shedding adj.

1. = leaf fall n. at leaf n.¹ Compounds 2.

ΘΚΠ

the world > plants > part of plant > leaf > plant defined by leaves > [noun] > shedding leaves or petals

leaf fall1616

defoliation1659

leaf shedding1850

1850 E. Poste tr. Aristotle Logic of Sci. ii. xiv. 125 Leaf-shedding [Gk. ϕυλλορροεῖν] is defined by the coagulation of the sap at the junction of the stalk and stem.

1876 T. Hardy Hand of Ethelberta II. xli. 174 The leaf-shedding season being now at its height.

1895 Daily News 27 Dec. 7/1 With most evergreens the process of leaf-shedding is exactly the same as in the case of deciduous trees.

1921 R. S. Troup Silviculture Indian Trees I. 77 In dry localities leaf-shedding takes place earlier.

2011 Ecol. Monogr. 81 463/2 Leaf damage resulted from leaf shedding, not herbivory.

†2. Needle-cast in conifers, esp. Scots pines. Frequently attributive. Obsolete.

ΘΚΠ

the world > plants > disease or injury > [noun] > type of disease > fungal > associated with trees

heart rot1808

white rot1828

sap-rot1838

red rot1847

conk1851

soft rot1886

pine blister1889

silver-leaf1890

leaf shedding1891

pine rust1893

leaf cast1894

partridge-wood1894

larch blister1895

needle-cast1895

sooty mould1901

white pine blister rust1909

larch needle cast1921

coral-spot1923

ink disease1923

pocket rot1926

wood rot1926

Dutch elm disease1927

oak wilt1942

ash dieback1957

1891 W. Schlich Man. Forestry II. 302 In many cases a fungus (Hysterium pinastre) is present, and may occasion the disease, which is called ‘leaf-shedding’.

1903 Bull. Misc. Information (Royal Bot. Gardens, Kew) No. 1. 24 The Scotch Pine suffers dreadfully from the leaf-shedding disease.

1916 A. D. Webster Tree Wounds & Dis. vii. 101 Thousands of Scotch pines have been killed out by the attacks of the leaf-shedding fungus.

This entry has been updated (OED Third Edition, September 2016; most recently modified version published online March 2022).

单词	leaf shedding
释义	leaf sheddingn. Brit. /ˈliːf ʃɛdɪŋ/, U.S. /ˈlif ˌʃɛdɪŋ/ Origin: Formed within English, by compounding. Etymons: leaf n.¹, shedding n.¹ Etymology: < leaf n.¹ + shedding n.¹ With sense 1 compare earlier leaf-shedding adj. 1. = leaf fall n. at leaf n.¹ Compounds 2. ΘΚΠ the world > plants > part of plant > leaf > plant defined by leaves > [noun] > shedding leaves or petals leaf fall1616 defoliation1659 leaf shedding1850 1850 E. Poste tr. Aristotle Logic of Sci. ii. xiv. 125 Leaf-shedding [Gk. ϕυλλορροεῖν] is defined by the coagulation of the sap at the junction of the stalk and stem. 1876 T. Hardy Hand of Ethelberta II. xli. 174 The leaf-shedding season being now at its height. 1895 Daily News 27 Dec. 7/1 With most evergreens the process of leaf-shedding is exactly the same as in the case of deciduous trees. 1921 R. S. Troup Silviculture Indian Trees I. 77 In dry localities leaf-shedding takes place earlier. 2011 Ecol. Monogr. 81 463/2 Leaf damage resulted from leaf shedding, not herbivory. †2. Needle-cast in conifers, esp. Scots pines. Frequently attributive. Obsolete. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > associated with trees heart rot1808 white rot1828 sap-rot1838 red rot1847 conk1851 soft rot1886 pine blister1889 silver-leaf1890 leaf shedding1891 pine rust1893 leaf cast1894 partridge-wood1894 larch blister1895 needle-cast1895 sooty mould1901 white pine blister rust1909 larch needle cast1921 coral-spot1923 ink disease1923 pocket rot1926 wood rot1926 Dutch elm disease1927 oak wilt1942 ash dieback1957 1891 W. Schlich Man. Forestry II. 302 In many cases a fungus (Hysterium pinastre) is present, and may occasion the disease, which is called ‘leaf-shedding’. 1903 Bull. Misc. Information (Royal Bot. Gardens, Kew) No. 1. 24 The Scotch Pine suffers dreadfully from the leaf-shedding disease. 1916 A. D. Webster Tree Wounds & Dis. vii. 101 Thousands of Scotch pines have been killed out by the attacks of the leaf-shedding fungus. This entry has been updated (OED Third Edition, September 2016; most recently modified version published online March 2022). < n.1850
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