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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

Emissions have fallen sharply in Europe, North America and China, while new rules have also reduced sulphur pollution from shipping.

From BBC ● Sep. 8, 2026

Then he reached to the table beside his bed and his hand fell exactly on the block of sulphur matches lying there.

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 used to make sulphuric acid, which is used for processing copper, cobalt and nickel and also for the extraction of lithium.

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

Outside of White Sulphur Springs, the land is all hilly green, and she passes farms and tractors trundling up dirt roads.

From "A Heart in a Body in the World" by Deb Caletti

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