sulphate

/ ˈsʌlfeɪt /

noun

1. any salt or ester of sulphuric acid, such as sodium sulphate, Na 2 SO 4 , sodium hydrogen sulphate, or diethyl sulphate, (C 2 H 5 ) 2 SO 4
2. slang.
   amphetamine sulphate Often shortened tosulph

verb

1. tr to treat with a sulphate or convert into a sulphate
2. to undergo or cause to undergo the formation of a layer of lead sulphate on the plates of an accumulator

Derived Forms

• sulˈphation, noun

Word History and Origins

Origin of sulphate¹

C18: from New Latin sulfātum; see sulphur

Example Sentences

Apart from keeping houses cool, Mr Bhatia says the paint also had pest-repelling qualities as natural indigo was mixed with bright blue copper sulphate, a popular antifouling agent commonly used in paints from the 20th Century.

From BBC

Because sulphate aerosols only last a couple of years in the atmosphere compared to the decades that carbon dioxide lasts, stratospheric aerosol injection is only seen as a short-term method.

From BBC

They identified geochemical "fingerprints" of various microorganisms, including those that must have used sunlight for energy, metabolised sulphate and probably also produced methane.

From Science Daily

Further investigations traced this back to a phase of strong methane formation by microorganisms known as archaea in water with a low sulphate content.

From Science Daily

In contrast, the sediments of the previous, first phase of the crater lake showed clear traces of high sulphate content and bacterial sulphate decomposition.

From Science Daily