Usually means: Positively charged water molecule ion.
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We found 11 dictionaries that define the word hydronium:

General (6 matching dictionaries)
  1. hydronium: Merriam-Webster
  2. hydronium: American Heritage Dictionary of the English Language
  3. hydronium: Wiktionary
  4. hydronium: Dictionary.com
  5. Hydronium: Wikipedia, the Free Encyclopedia
  6. hydronium: TheFreeDictionary.com

Computing (1 matching dictionary)
  1. hydronium: Encyclopedia

Medicine (4 matching dictionaries)
  1. hydronium: Merriam-Webster Medical Dictionary
  2. Dorland's Illustrated Medical Dictionary (No longer online)
  3. online medical dictionary (No longer online)
  4. hydronium: Medical dictionary

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Definitions from Wiktionary (hydronium)

▸ noun:  (inorganic chemistry, physical chemistry) The hydrated hydrogen ion, H₃O⁺.

Similar:
hydroxonium, hydrogen ion, hydron, hydrion, hydroxide, hydrium, dihydrogenmonoxide, hydrogenium, DHMO, dihydrogen-monoxide, more...

Opposite:
hydroxide, basic, alkaline

Phrases:
hydronium ion, hydronium ions, more...

▸ Words similar to hydronium

▸ Usage examples for hydronium

▸ Idioms related to hydronium

▸ Wikipedia articles (New!)

▸ Popular adjectives describing hydronium

▸ Words that often appear near hydronium

▸ Rhymes of hydronium

▸ Invented words related to hydronium

Similar:
hydroxonium, hydrogen ion, hydron, hydrion, hydroxide, hydrium, dihydrogenmonoxide, hydrogenium, DHMO, dihydrogen-monoxide, more...

Opposite:
hydroxide, basic, alkaline

Phrases:
hydronium ion, hydronium ions, more...



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