Sulfur Definition

sulfər
sulfurs, sulphurs
noun
sulfurs
A pale-yellow, nonmetallic chemical element found in crystalline or amorphous form: it burns with a blue flame and a stifling odor and is used in vulcanizing rubber and in making matches, paper, gunpowder, insecticides, sulfuric acid, etc.: symbol, S; at. no. 16
Webster's New World
Any of numerous small to medium-sized butterflies (family Pieridae) having yellow or orange wings with dark borders.
Webster's New World
Yellow with a greenish tinge.
Webster's New World
(uncountable) A chemical element (symbol S) with an atomic number of 16.
Wiktionary

(countable, uncountable) A yellowish green colour, like that of sulfur.

Wiktionary
Synonyms:
verb
To treat with sulfur or a compound of sulfur.
American Heritage
Webster's New World

To treat with sulfur, or a sulfur compound, especially to preserve or to counter agricultural pests.

Wiktionary
Synonyms:
adjective

Of a yellowish green colour, like that of sulfur.

Wiktionary

Other Word Forms of Sulfur

Noun

Singular:
sulfur
Plural:
sulfurs

Origin of Sulfur

  • Middle English, from Anglo-Norman sulfre, from Latin sulfur

    From Wiktionary

  • Middle English from Anglo-Norman sulfre from Latin sulfur

    From American Heritage Dictionary of the English Language, 5th Edition

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sulfur