Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A univalent cation containing trivalent sulfur, such as H3S+.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun chemistry the univalent H3S+ cation, derived from sulfane

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[sulf(o)– + (amm)onium.]

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