Hydronium Ion Definition & Meaning

  • American
  • British
  • Etymology
  • hydronium ion American [hahy-droh-nee-uhm ahy-uhn, ahy-on] / haɪˈdroʊ ni əm ˌaɪ ən, ˌaɪ ɒn /

    noun

    1. the hydrogen ion bonded to a molecule of water, H 3 O + , the form in which hydrogen ions are found in aqueous solution.

    hydronium ion British / haɪˈdrəʊnɪəm /

    noun

    1. chem another name for hydroxonium ion

    "Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

    Etymology

    Origin of hydronium ion

    First recorded in 190510; < German Hydronium, contraction of Hydroxonium; hydro- 2, oxonium compound

    Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

    Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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