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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, sʌlˈfjʊərɪk /

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

Etymology

Origin of sulphur

Variant of sulfur

Example Sentences

See Examples For:

sulphur Sulphur

What is needed, he says, is a global level playing field – the kind of framework provided in Europe by the Emissions Trading System and past rules on sulphur in marine fuels.

From BBC ● Jul. 9, 2026

In January, authorities attributed elevated sulphur pollution levels in Gauteng to transboundary pollution from neighbouring Mpumalanga, South Africa's most polluted industrial zone.

From Barron's ● Apr. 22, 2026

Around half of the global seaborne sulphur trade normally passes through the Strait of Hormuz.

From BBC ● Mar. 26, 2026

Ord Minnett says Lotus’s supplies of acid and sulphur look secure at present, but fuel is more precarious.

From The Wall Street Journal ● Mar. 25, 2026

He broke out a sulphur match and struck it on the block and held it away until its acrid blue flame turned yellow.

From "East of Eden" by John Steinbeck

“It’s getting to that critical point where inventories are being drawn down and production of critical minerals and agricultural products like phosphate, are slowing down,” said Craig Jorgenson, CEO of industry group the Sulphur Institute.

From The Wall Street Journal ● May 9, 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

Like the sky blue on our porch roof in White Sulphur, it was a color that gave me hope.

From "Reaching for the Moon" by Katherine Johnson