oxonium compound

[ok-soh-nee-uh m]

noun Chemistry.

a salt formed by the reaction of an acid with an organic compound containing a basic oxygen atom.

Origin of oxonium compound

ox- + New Latin -onium (abstracted from ammonium)

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British Dictionary definitions for oxonium compound

oxonium compound

oxonium salt

noun

chem any of a class of salts derived from certain organic ethers or alcohols by adding a proton to the oxygen atom and thus producing a positive ion (oxonium 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