Word forms: plural sulphatesregional note: in AM, use sulfate
variable noun [oft noun NOUN]
A sulphate is a salt of sulphuric acid.
...copper sulphate.
...sulphate of potash. [+ of]
sulphate in British English
(ˈsʌlfeɪt)
noun
1.
any salt or ester of sulphuric acid, such as sodium sulphate, Na2SO4, sodium hydrogen sulphate, or diethyl sulphate, (C2H5)2SO4
2. slang
amphetamine sulphate
Often shortened to: sulph
verb
3. (transitive)
to treat with a sulphate or convert into a sulphate
4.
to undergo or cause to undergo the formation of a layer of lead sulphate on the plates of an accumulator
Derived forms
sulphation (sulˈphation)
noun
Word origin
C18: from New Latin sulfātum; see sulphur
In other languages
sulphate
British English: sulphate NOUN
A sulphate is a salt of sulphuric acid.
...copper sulphate.
American English: sulfate
Brazilian Portuguese: sulfato
Chinese: 硫酸盐
European Spanish: sulfato
French: sulfate
German: Sulfat
Italian: solfato
Japanese: 硫酸塩
Korean: 황산염
European Portuguese: sulfato
Latin American Spanish: sulfato
All related terms of 'sulphate'
zinc sulphate
a colourless soluble crystalline substance usually existing as the heptahydrate or monohydrate : used as a mordant , in preserving wood and skins, and in the electrodeposition of zinc . Formula: ZnSO 4
barium sulphate
a white insoluble fine dense powder, used as a pigment , as a filler for paper, rubber , etc, and in barium meals. Formula: BaSO 4
copper sulphate
a copper salt found naturally as chalcanthite and made by the action of sulphuric acid on copper oxide . It usually exists as blue crystals of the pentahydrate that form a white anhydrous powder when heated: used as a mordant , in electroplating , and in plant sprays . Formula: CuSO 4
sodium sulphate
a solid white substance that occurs naturally as thenardite and is usually used as the white anhydrous compound ( salt cake ) or the white crystalline decahydrate ( Glauber's salt ) in making glass, detergents , and pulp . Formula: Na 2 SO 4
aluminium sulphate
a white crystalline salt used in the paper, textile , and dyeing industries and in the purification of water. Formula: Al 2 (SO 4 ) 3
aluminum sulphate
a white crystalline salt used in the paper, textile , and dyeing industries and in the purification of water. Formula: Al 2 (SO 4 ) 3
ammonium sulphate
a white soluble crystalline solid used mainly as a fertilizer and in water purification. Formula: (NH 4 ) 2 SO 4
ferrous sulphate
an iron salt with a saline taste , usually obtained as greenish crystals of the heptahydrate, which are converted to the white monohydrate above 100°C: used in inks , tanning , water purification, and in the treatment of anaemia . Formula: FeSO 4
hydrogen sulphate
a salt or ester of sulphuric acid containing the monovalent group -HSO 4 or the ion HSO 4 –
potassium sulphate
a soluble substance usually obtained as colourless crystals of the decahydrate: used in making glass and as a fertilizer . Formula: K 2 SO 4
glucosamine sulphate
a compound used in some herbal remedies and dietary supplements , esp to strengthen joint cartilage
iron (II) sulphate
an iron salt with a saline taste , usually obtained as greenish crystals of the heptahydrate, which are converted to the white monohydrate above 100°C: used in inks , tanning , water purification, and in the treatment of anaemia . Formula: FeSO 4
sulphate-resisting cement
a type of Portland cement that resists normal concentrations of sulphates : used in concrete for flues and underwater work
calcium sulfate
Calcium sulfate is a white crystalline salt, used as a tablet diluent .
magnesium sulfate
Magnesium sulfate is a compound used in solution as a laxative , antiarrhythmic, bronchodilator (= a drug that widens the bronchial tubes), and treatment for eclampsia (= toxic condition that sometimes develops in the last three months of pregnancy ).