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See more synonyms for tetrabasic on Thesaurus.com
adjective Chemistry.
  1. (of an acid) having four atoms of hydrogen replaceable by basic atoms or groups.
  2. containing four basic atoms or groups having a valence of one.
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Origin of tetrabasic

First recorded in 1860–65; tetra- + basic
Related formstet·ra·ba·sic·i·ty [te-truh-bey-sis-i-tee] /ˌtɛ trə beɪˈsɪs ɪ ti/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for tetrabasic


  1. (of an acid) containing four replaceable hydrogen atoms
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Derived Formstetrabasicity (ˌtɛtrəbeɪˈsɪsɪtɪ), noun
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