Sulfur meaning

sŭlfər
A pale yellow nonmetallic element occurring widely in nature in several free, allotropic and crystal forms and combined in numerous sulfates and sulfides. It is used in black gunpowder, rubber vulcanization, the manufacture of insecticides and pharmaceuticals, and in the preparation of sulfur compounds such as hydrogen sulfide and sulfuric acid. Atomic number 16; atomic weight 32.066; melting point 115.21°C; boiling point 444.61°C; specific gravity at 20°C (rhombic) 2.07, (monoclinic) 2.00; valence 2, 4, 6.
noun
0
0
Any of various butterflies of the subfamily Coliadinae of the family Pieridae, having yellow or orange wings often marked with black.
noun
0
0
To treat with sulfur or a compound of sulfur.
verb
0
0
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
noun
0
0
Any of numerous small to medium-sized butterflies (family Pieridae) having yellow or orange wings with dark borders.
noun
0
0
Advertisement
Yellow with a greenish tinge.
noun
0
0
verb
0
0
A pale-yellow, brittle nonmetallic element that occurs widely in nature, especially in volcanic deposits, minerals, natural gas, and petroleum. It is used to make gunpowder and fertilizer, to vulcanize rubber, and to produce sulfuric acid. Atomic number 16; atomic weight 32.066; melting point (rhombic) 112.8°C; (monoclinic) 119.0°C; boiling point 444.6°C; specific gravity (rhombic) 2.07; (monoclinic) 1.957; valence 2, 4, 6.
0
0
(uncountable) A chemical element (symbol S) with an atomic number of 16.
noun
0
0
(countable, uncountable) A yellowish green colour, like that of sulfur.

noun
0
0
Advertisement
Of a yellowish green colour, like that of sulfur.
adjective
0
0
To treat with sulfur, or a sulfur compound, especially to preserve or to counter agricultural pests.
verb
0
0

Origin of sulfur

  • Middle English from Anglo-Norman sulfre from Latin sulfur

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

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

    From Wiktionary