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• sulphur
  sulphur

  noun

  sulfur.
• Sulphur
  Sulphur

  noun

  a city in SW Louisiana.

sulphur

¹ American  

[suhl-fer] / ˈsʌl fər /

noun

1. Chiefly British. sulfur.

2. Also yellow with a greenish tinge; lemon color.

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Sulphur ² American  

[suhl-fer] / ˈsʌl fər /

noun

1. a city in SW Louisiana.

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sulphur British  

/ ˈsʌlfə /

noun

1. 1. an allotropic nonmetallic element, occurring free in volcanic regions and in combined state in gypsum, pyrite, and galena. The stable yellow rhombic form converts on heating to monoclinic needles. It is used in the production of sulphuric acid, in the vulcanization of rubber, and in fungicides. Symbol: S; atomic no: 16; atomic wt: 32.066; valency: 2, 4, or 6; relative density: 2.07 (rhombic), 1.957 (monoclinic); melting pt: 115.22°C (rhombic), 119.0°C (monoclinic); boiling pt: 444.674°C

   2. ( as modifier )

      sulphur springs

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Other Word Forms

• sulphuric
  adjective

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Etymology

Origin of sulphur

Variant of sulfur

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Example Sentences

See Examples For:

sulphur Sulphur

“Site-visit discussions indicated that the operator is assessing sulphur recovery from tailings as a potential offset, although the economics and timing remain unconfirmed.”

From The Wall Street Journal ● Oct. 6, 2026

Fitch also raises assumptions for diammonium phosphate prices for 2026-2027, to reflect rising sulphur prices.

From The Wall Street Journal ● Sep. 24, 2026

As the eruption eventually begins to weaken, sulphur dioxide high in the atmosphere forms sunlight-reflecting sulfate aerosols that spread around the northern hemisphere to influence the world’s climate for several years.

From Science Daily ● Sep. 22, 2026

That involves adding "sulphur accelerators, antioxidants, and activators into the material" which "prevents the biodegradation of balloons" and also leaks "toxic chemicals into the environment".

From Barron's ● Aug. 23, 2026

Gunpowder was even harder to get, but all over New England saltpeter, sulphur, and charcoal were being ground to a paste, made into gunpowder.

From "Johnny Tremain" by Esther Hoskins Forbes

The fight spans the resort’s home in the hills of White Sulphur Springs to the state capital of Charleston.

From The Wall Street Journal ● Jun. 6, 2026

Sulphur is another byproduct of the processing of crude oil and natural gas and produced in large volumes for export in the Gulf region.

From BBC ● Mar. 26, 2026

His bunkers can be built from concrete directly on-site, or fabricated from metal at his facility in the town of Sulphur Springs in rural Texas, and then transported to the client.

From Barron's ● Mar. 12, 2026

Sulphur Springs Trail Camp sits at 5,300 feet in Angeles National Forest and features about six tent-camping sites.

From Los Angeles Times ● May 13, 2025

After several additional days of searching unsuccessfully, Daddy returned the 122 miles to White Sulphur Springs by himself.

From "Reaching for the Moon" by Katherine Johnson

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