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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

Etymology

Origin of sulphur

Variant of sulfur

Example Sentences

See Examples For:

sulphur Sulphur

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

So when sulphur emissions fall, their cooling effect disappears almost immediately.

From BBC ● Sep. 8, 2026

Well, sulphur pollution acts a bit like dust on the greenhouse windows.

From BBC ● Sep. 8, 2026

He mixed some sulphur and hog fat and greased his body every morning.

From "The Heart is a Lonely Hunter" by Carson McCullers

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 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

Dozens and dozens of planes used Sulphur Island as an emergency landing field on their way back from bombing Japan.

From "Code Talker: A Novel About the Navajo Marines of World War Two" by Joseph Bruchac