aluminousadj.
/əˈl(j)uːmᵻnəs/, U.S. /əˈlumənəs/ 1. Infused or treated with alum; containing alum. Also: of the nature of or characteristic of alum. Now chiefly historical.
ΘΚΠ
the world > matter > chemistry > chemical substances > salts > [adjective] > of the nature of alum
aluminous?a1425
alumish1562
aluminish1651
aluminose1770
?a1425 tr. Guy de Chauliac Grande Chirurgie (N.Y. Acad. Med.) f. 33 Aluminous or Sulphury water [?c1425 Paris water of alum; L. aqua aluminosa].
?1541 R. Copland Formularie of Helpes of Woundes & Sores in Guy de Chauliac's Questyonary Cyrurgyens sig. Uj Wasshyng with wyne and aluminous water with good and artefycyall lygature.
1652 J. French York-shire Spaw iii. 34 Astringing waters, as Alluminous, and Vitrioline almost everywhere.
1669 W. Simpson Hydrologia Chymica 34 Fretted by the acidity of Vinegar, or other acid alumenous liquor.
1725 R. Bradley Chomel's Dictionaire Œconomique at Sore Throat Add a little burnt Allom..to give it a discernable alluminous Taste.
1792 W. Bartram Trav. N. & S. Carolina (new ed.) iii. i. 312 A deep stratum of blackish or dark slate coloured saline and sulphureous earth, which seems to be of an aluminous or vitriolic quality.
1817 W. Pitt Topogr. Hist. Staffs. ii. 173 The well water..is also aluminous.
1845 Blackwood's Edinb. Mag. 58 488 Aluminous perspiration stood thick upon us, the alum being deposited from the walls and atmosphere of the place.
1901 S. S. Cohen Syst. Physiol. Therapeutics IV. ii. xxi. 131 In Rockbridge County are Rockbridge Alum Springs, acid chalybeate and aluminous.
2000 W. R. Newman in F. L. Holmes & T. H. Levere Instruments & Exper. Hist. Chem. ii. 46 Assaying tests that employ methods more properly alchemical..include..extinction of the hot metal in salty or aluminous water or sulfur to produce color changes.
2. Of the nature of or containing alumina or (in later use) aluminium. Also: clayey.
ΘΚΠ
the world > the earth > structure of the earth > constituent materials > earth or soil > soil qualities > [adjective] > clayey
clayey1024
clunga1398
clayish1570
cledgy1577
clungy1670
tilly1799
aluminous1841
1800 R. Heron Elements Chem. vi. 165 The first of these species of the neutral salts, formed by the combination of alumin with the acids, is Aluminous Sulphate, Sulphate of Alumin, or Alum.
1812 H. Davy Elements Chem. Philos. 49 Margraaf [sic]..distinguished accurately between the silicious, calcareous, and aluminous earths.
1841 J. Trimmer Pract. Geol. 22 Aluminous, or clayey soils, retain too much moisture.
1872 H. A. Nicholson Man. Palæontol. 8 The Argillaceous or Aluminous Rocks.
1930 Engineering 14 Feb. 238/1 The net effect..is..to avoid the use of either salt in the preparation of reinforced concrete or with aluminous cements.
1954 J. F. Kirkaldy Gen. Princ. Geol. iii. 40 If the rock is lighter coloured with the aluminous compounds dominant, it is termed a bauxite.
1977 A. Hallam Planet Earth 18/1 The X-ray spectrometer mapped aluminium:silicon ratios and delineated the extent of the aluminous highlands.
2004 W. D. Nesse Introd. Optical Mineral. (ed. 3) xvi. 312/1 Diaspore is a major constituent of bauxite, some laterites, and aluminous clays.
Compounds
aluminous cake n. now historical = alum cake n. at alum n.1 Compounds 3.
ΚΠ
1855 Repertory Patent Inventions 26 363 Aluminous cake..contains but little more than the silica originally in the clay.
1921 Tariff Information: Chem. Oils & Paints (U.S. House of Representatives) 114 Patent alum, sulphate of alumina, and aluminous cake..carry a duty of three-tenths of 1 per cent per pound.
2010 A. J. Valente Rag Paper Manuf. U.S. 51 They also imported rags, wires and felts, and kept a stock of chemicals such as..aluminous cake (alum), sal-soda, sizing, and rosin soap.
This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021).
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adj.?a1425