white rustn.

Brit.

/ˌwʌɪtˈrʌst/, U.S.

/ˌ(h)waɪtˈrəst/

Origin: Formed within English, by compounding. Etymons: white adj., rust n.¹

Etymology: < white adj. + rust n.¹ In sense 1 originally after French †roüilleure blanche (1675 in the passage translated in quot. 1677). With sense 2 compare French rouille blanche (1692 or earlier in this sense), German weißer Rost (1701 or earlier in this sense).

1. A white coating or discoloration produced on the surface of various metals by exposure to moist air or other corrosive agents; esp. (in early use) a coating of white lead (basic lead carbonate) formed on the surface of lead; (now more usually) a powdery white coating of zinc oxide, hydroxide, and carbonate formed by corrosion of zinc or galvanized steel.In early quots., referring to the preparation of ceruse from lead plates soaked in vinegar.

ΘΚΠ

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

white rust1677

white rust1815

hollyhock fungus1883

hollyhock disease1898

hollyhock rust1899

ray blight1907

tulip fire1931

the world > matter > condition of matter > bad condition of matter > [noun] > corrosion > rusty condition > rust or rusting

rusteOE

rustinga1398

ewre1597

cankerfret1619

aerugo1664

white rust1677

oxidegerence1831

the world > matter > chemistry > elements and compounds > metals > specific elements > zinc > [noun] > compounds

white rust1677

zinc chloride1851

zinc sulphide1851

zinc-dust1877

1677 W. Harris tr. N. Lémery Course Chym. i. v. 53 White Rust [Fr. une roüilleure blanche]..is gather'd up, and little Cakes made of it.

1746 J. Hill in tr. Theophrastus Περι τον ΛιΘον Βιβλιον 133 (note) These [Lead] Plates will be, in about ten Days or less, covered with a white Rust.

1826 J. Gwilt Rudim. Archit. i. 66 Lead is not much altered by exposure to air or water, though it soon tarnishes and contracts a white rust.

1845 Littell's Living Age 4 Jan. 11/2 In the dry air it [sc. potassium] quickly combines with oxygen, and is soon covered with a white rust.

1876 F. Sanford tr. L. Dieulafait Diamonds & Precious Stones iv. 111 This white rust is pure alumina [Fr. Cette rouille blanche est l'alumine pure].

1932 Iron Age Jan. 232/1 A common corrosion found on the surface of zinc-coated products has been called by the industry ‘White Rust’.

1976 A. R. L. Chivers in L. L. Schrier Corrosion (ed. 2) I. iv. 156 Zinc which has been properly aged..is safe against white-rust formation.

2005 F. E. Goodwin & S. J. Alhassan in R. Baboian Corrosion Tests & Standards (ed. 2) xliv. 526/1 White rust forms when freshly galvanized steel is exposed to water in the atmosphere in closely packed spaces.

2. Any of several fungal diseases of plants characterized by the formation of white pustules or blisters on leaves or stems, esp. (a) those affecting cultivated brassicas or salsify and scorzonera, caused by oomycetes of the genus Albugo; (b) that affecting chrysanthemums, caused by the rust fungus Puccinia horiana.

ΘΚΠ

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

white rust1815

eyespot1898

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

white rust1677

white rust1815

hollyhock fungus1883

hollyhock disease1898

hollyhock rust1899

ray blight1907

tulip fire1931

1815 New Monthly Mag. Sept. 183 Peas have been affected in a small degree in some districts with the white rust.

1848 M. J. Berkeley in Jrnl. Royal Hort. Soc. 3 266 Nothing can have been more general than the white rust..which is so common on cruciferous plants.

1908 Annales Mycologici 6 311 The white rust [of chrysanthemums] is more injurious than the black rust because of its attacking young hosts and of its rapid propagation.

1937 F. T. Heald Introd. Plant Pathol. vii. 97 The greatest development of the white rusts is during the cool periods of early spring.

1979 Cornell Recommendations Comm. Floriculture Crops ii. 26/1 Examine all incoming stock for symptoms of white rust infection... This fungus affects chrysanthemums only.

2007 S. T. Koike et al. Veg. Dis. 419/1 White rust is the most common and important disease on salsify and black salsify.

This entry has been updated (OED Third Edition, March 2015; most recently modified version published online December 2021).

单词	white rust
释义	white rustn. Brit. /ˌwʌɪtˈrʌst/, U.S. /ˌ(h)waɪtˈrəst/ Origin: Formed within English, by compounding. Etymons: white adj., rust n.¹ Etymology: < white adj. + rust n.¹ In sense 1 originally after French †roüilleure blanche (1675 in the passage translated in quot. 1677). With sense 2 compare French rouille blanche (1692 or earlier in this sense), German weißer Rost (1701 or earlier in this sense). 1. A white coating or discoloration produced on the surface of various metals by exposure to moist air or other corrosive agents; esp. (in early use) a coating of white lead (basic lead carbonate) formed on the surface of lead; (now more usually) a powdery white coating of zinc oxide, hydroxide, and carbonate formed by corrosion of zinc or galvanized steel.In early quots., referring to the preparation of ceruse from lead plates soaked in vinegar. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > associated with flowers white rust1677 white rust1815 hollyhock fungus1883 hollyhock disease1898 hollyhock rust1899 ray blight1907 tulip fire1931 the world > matter > condition of matter > bad condition of matter > [noun] > corrosion > rusty condition > rust or rusting rusteOE rustinga1398 ewre1597 cankerfret1619 aerugo1664 white rust1677 oxidegerence1831 the world > matter > chemistry > elements and compounds > metals > specific elements > zinc > [noun] > compounds white rust1677 zinc chloride1851 zinc sulphide1851 zinc-dust1877 1677 W. Harris tr. N. Lémery Course Chym. i. v. 53 White Rust [Fr. une roüilleure blanche]..is gather'd up, and little Cakes made of it. 1746 J. Hill in tr. Theophrastus Περι τον ΛιΘον Βιβλιον 133 (note) These [Lead] Plates will be, in about ten Days or less, covered with a white Rust. 1826 J. Gwilt Rudim. Archit. i. 66 Lead is not much altered by exposure to air or water, though it soon tarnishes and contracts a white rust. 1845 Littell's Living Age 4 Jan. 11/2 In the dry air it [sc. potassium] quickly combines with oxygen, and is soon covered with a white rust. 1876 F. Sanford tr. L. Dieulafait Diamonds & Precious Stones iv. 111 This white rust is pure alumina [Fr. Cette rouille blanche est l'alumine pure]. 1932 Iron Age Jan. 232/1 A common corrosion found on the surface of zinc-coated products has been called by the industry ‘White Rust’. 1976 A. R. L. Chivers in L. L. Schrier Corrosion (ed. 2) I. iv. 156 Zinc which has been properly aged..is safe against white-rust formation. 2005 F. E. Goodwin & S. J. Alhassan in R. Baboian Corrosion Tests & Standards (ed. 2) xliv. 526/1 White rust forms when freshly galvanized steel is exposed to water in the atmosphere in closely packed spaces. 2. Any of several fungal diseases of plants characterized by the formation of white pustules or blisters on leaves or stems, esp. (a) those affecting cultivated brassicas or salsify and scorzonera, caused by oomycetes of the genus Albugo; (b) that affecting chrysanthemums, caused by the rust fungus Puccinia horiana. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > associated with crop or food plants white rust1815 eyespot1898 the world > plants > disease or injury > [noun] > type of disease > fungal > associated with flowers white rust1677 white rust1815 hollyhock fungus1883 hollyhock disease1898 hollyhock rust1899 ray blight1907 tulip fire1931 1815 New Monthly Mag. Sept. 183 Peas have been affected in a small degree in some districts with the white rust. 1848 M. J. Berkeley in Jrnl. Royal Hort. Soc. 3 266 Nothing can have been more general than the white rust..which is so common on cruciferous plants. 1908 Annales Mycologici 6 311 The white rust [of chrysanthemums] is more injurious than the black rust because of its attacking young hosts and of its rapid propagation. 1937 F. T. Heald Introd. Plant Pathol. vii. 97 The greatest development of the white rusts is during the cool periods of early spring. 1979 Cornell Recommendations Comm. Floriculture Crops ii. 26/1 Examine all incoming stock for symptoms of white rust infection... This fungus affects chrysanthemums only. 2007 S. T. Koike et al. Veg. Dis. 419/1 White rust is the most common and important disease on salsify and black salsify. This entry has been updated (OED Third Edition, March 2015; most recently modified version published online December 2021). < n.1677
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