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

  • noun The univalent anionic group H2PO2, derived from hypophosphorous acid, or a compound containing this group.

from The Century Dictionary.

  • noun In chem., a salt obtained by the union of hypophosphorous acid with a salifiable base.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Chem.) A salt of hypophosphorous acid.

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

  • noun chemistry any salt of hypophosphorous acid


from Wiktionary, Creative Commons Attribution/Share-Alike License

hypo- +‎ phosphite


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