malthan.

Brit.

/ˈmalθə/, U.S.

/ˈmɔlθə/,

/ˈmɑlθə/

Forms: late Middle English malthis (plural), 1600s– maltha.

Origin: A borrowing from Latin. Etymon: Latin maltha.

Etymology: < classical Latin maltha, malta mixture of pitch or lime with fat or wax (also applied to a kind of natural bitumen) < ancient Greek μάλθα , μάλθη mixture of wax and pitch, perhaps < μαλθακός (see malthacite n.). Compare Middle French, French malthe (1556; in Du Pinet's Pliny (1562) as maltha).

†1. A kind of cement made by mixing pitch or lime with wax, fat, or sand, and other ingredients. Obsolete.

ΘΚΠ

society > occupation and work > materials > derived or manufactured material > cement or mortar > [noun] > other kinds of cement or mortar

maltha?1440

testacyec1440

putty1472

tarras1612

natural cement1753

Roman cement1768

sand mortar1775

Roman cement1800

Parker's cement1811

mastic cement1815

gauge-stuff1823

Portland cement1824

putty cement1825

rust cement1830

matrix1838

terro-cement1838

rust1839

swish1863

Coaguline1868

albolith1870

dagga1878

mastic1881

tripolith1882

grappier1897

pozzolana cement1905

Ciment Fondu1924

snowcrete1928

soil-cement1936

tr. Palladius De re Rustica (Duke Humfrey) (1896) i. 1115 Conuenyent hit is to knowe, of bathis..what malthis hote & colde Are able,..To make hit hool and watir wel to holde.

1601 P. Holland tr. Pliny Hist. World II. 595 Concerning Maltha, it was wont to be made of quicke and new lime: for they tooke the limestone and quenched it in wine, which done, presently they punned it with swines grease and figs.

1700 Moxon's Mech. Exercises: Bricklayers-wks. 6 There is other Morter..very hard and durable, as may be seen at Rome,..which is called Maltha, from a kind of Bitumen Dug there;..But their Cement differs from both the Malthas in Composition and use.

1847 A. C. Smeaton Builder's Pocket Man. (new ed.) 123 Maltha, or Greek Mastic. This is made by mixing lime and sand..and making it into a proper consistency with milk or size, instead of water.

2. Originally: a viscid form of bitumen. Later: any of various softish, viscid forms of natural asphalt (also called mineral tar).

ΘΚΠ

the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > bitumen > semi-liquid

pissasphalt1543

maltha1601

stone-oil1838

society > occupation and work > materials > raw material > mineral material > mineral and fossil resins > [noun] > bitumen or pitch > forms of

spaltam1532

maltha1601

manjak1657

green tar1737

stone-oil1838

the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > waxes

mountain tar1798

maltha1807

sea-wax1807

ozokerite1834

mineral wax1838

bog-butter1863

wax1866

petrostearin1879

impsonite1901

1601 P. Holland tr. Pliny Hist. World I. 46 In a citie of Comagene, named Samosatis, there is a pond, yeelding forth a kind of slimie mud (called Maltha) which will burne cleare.

1728 E. Chambers Cycl. (at cited word) Natural Maltha is a kind of Bitumen, wherewith the Asiaticks plaster their Walls.

1796 R. Kirwan Elem. Mineral. II. 46 Species IV. Mineral Pitch, Asphaltum... Second Variety. Semi Compact. Maltha. Erdiges Erdpech of Werner. Its colour dark reddish, or blackish brown... I shall denote it by the name of Maltha.

1799 W. Tooke View Russ. Empire I. 292 A watery vapour..which collected in pitchers is..so richly impregnated with naphtha, but still more with maltha, that the inhabitants take both and use the latter as tar.

1807 T. Thomson Syst. Chem. (ed. 3) II. 455 Sea-wax, or maltha, is a solid substance found on the Baikal lake in Siberia.

1865 H. Watts Dict. Chem. III. 799 Maltha, the mineral tallow of Kirwan, said to have been found on the coast of Finland. It resembles wax.

1869 Proc. Amer. Philos. Soc. 1865–8 10 455 Maltha, or mineral tar,..is more nearly allied to tar..than to oil.

1903 A. Geikie Text-bk. Geol. (ed. 4) I. 186 Uintaite is the name given to a brilliant black, brittle, tar-like variety of asphalt which, with its allied hydrocarbons, Wurzilite, Elaterite, Ozocerite, and Maltha, is spread over a wide area in Eastern Utah.

1946 Thorpe's Dict. Appl. Chem. (ed. 4) VII. 481/2 Maltha, mineral tar. A brown to black viscous liquid or semi-solid mass, an alteration product of petroleum.

1993 A. M. Clark Hey's Mineral Index (ed. 3) 424/2 Maltha, a viscid bitumen between petroleum and asphaltum.

This entry has been updated (OED Third Edition, June 2000; most recently modified version published online March 2022).

单词	maltha
释义	malthan. Brit. /ˈmalθə/, U.S. /ˈmɔlθə/, /ˈmɑlθə/ Forms: late Middle English malthis (plural), 1600s– maltha. Origin: A borrowing from Latin. Etymon: Latin maltha. Etymology: < classical Latin maltha, malta mixture of pitch or lime with fat or wax (also applied to a kind of natural bitumen) < ancient Greek μάλθα , μάλθη mixture of wax and pitch, perhaps < μαλθακός (see malthacite n.). Compare Middle French, French malthe (1556; in Du Pinet's Pliny (1562) as maltha). †1. A kind of cement made by mixing pitch or lime with wax, fat, or sand, and other ingredients. Obsolete. ΘΚΠ society > occupation and work > materials > derived or manufactured material > cement or mortar > [noun] > other kinds of cement or mortar maltha?1440 testacyec1440 putty1472 tarras1612 natural cement1753 Roman cement1768 sand mortar1775 Roman cement1800 Parker's cement1811 mastic cement1815 gauge-stuff1823 Portland cement1824 putty cement1825 rust cement1830 matrix1838 terro-cement1838 rust1839 swish1863 Coaguline1868 albolith1870 dagga1878 mastic1881 tripolith1882 grappier1897 pozzolana cement1905 Ciment Fondu1924 snowcrete1928 soil-cement1936 tr. Palladius De re Rustica (Duke Humfrey) (1896) i. 1115 Conuenyent hit is to knowe, of bathis..what malthis hote & colde Are able,..To make hit hool and watir wel to holde. 1601 P. Holland tr. Pliny Hist. World II. 595 Concerning Maltha, it was wont to be made of quicke and new lime: for they tooke the limestone and quenched it in wine, which done, presently they punned it with swines grease and figs. 1700 Moxon's Mech. Exercises: Bricklayers-wks. 6 There is other Morter..very hard and durable, as may be seen at Rome,..which is called Maltha, from a kind of Bitumen Dug there;..But their Cement differs from both the Malthas in Composition and use. 1847 A. C. Smeaton Builder's Pocket Man. (new ed.) 123 Maltha, or Greek Mastic. This is made by mixing lime and sand..and making it into a proper consistency with milk or size, instead of water. 2. Originally: a viscid form of bitumen. Later: any of various softish, viscid forms of natural asphalt (also called mineral tar). ΘΚΠ the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > bitumen > semi-liquid pissasphalt1543 maltha1601 stone-oil1838 society > occupation and work > materials > raw material > mineral material > mineral and fossil resins > [noun] > bitumen or pitch > forms of spaltam1532 maltha1601 manjak1657 green tar1737 stone-oil1838 the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > waxes mountain tar1798 maltha1807 sea-wax1807 ozokerite1834 mineral wax1838 bog-butter1863 wax1866 petrostearin1879 impsonite1901 1601 P. Holland tr. Pliny Hist. World I. 46 In a citie of Comagene, named Samosatis, there is a pond, yeelding forth a kind of slimie mud (called Maltha) which will burne cleare. 1728 E. Chambers Cycl. (at cited word) Natural Maltha is a kind of Bitumen, wherewith the Asiaticks plaster their Walls. 1796 R. Kirwan Elem. Mineral. II. 46 Species IV. Mineral Pitch, Asphaltum... Second Variety. Semi Compact. Maltha. Erdiges Erdpech of Werner. Its colour dark reddish, or blackish brown... I shall denote it by the name of Maltha. 1799 W. Tooke View Russ. Empire I. 292 A watery vapour..which collected in pitchers is..so richly impregnated with naphtha, but still more with maltha, that the inhabitants take both and use the latter as tar. 1807 T. Thomson Syst. Chem. (ed. 3) II. 455 Sea-wax, or maltha, is a solid substance found on the Baikal lake in Siberia. 1865 H. Watts Dict. Chem. III. 799 Maltha, the mineral tallow of Kirwan, said to have been found on the coast of Finland. It resembles wax. 1869 Proc. Amer. Philos. Soc. 1865–8 10 455 Maltha, or mineral tar,..is more nearly allied to tar..than to oil. 1903 A. Geikie Text-bk. Geol. (ed. 4) I. 186 Uintaite is the name given to a brilliant black, brittle, tar-like variety of asphalt which, with its allied hydrocarbons, Wurzilite, Elaterite, Ozocerite, and Maltha, is spread over a wide area in Eastern Utah. 1946 Thorpe's Dict. Appl. Chem. (ed. 4) VII. 481/2 Maltha, mineral tar. A brown to black viscous liquid or semi-solid mass, an alteration product of petroleum. 1993 A. M. Clark Hey's Mineral Index (ed. 3) 424/2 Maltha, a viscid bitumen between petroleum and asphaltum. This entry has been updated (OED Third Edition, June 2000; most recently modified version published online March 2022). < n.?1440
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