- Chemistry. (of an acid) containing one replaceable hydrogen atom.
- Biology. monotypic.
Origin of monobasic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for monobasic
Thus a negative sol is most easily precipitated by a monobasic acid.Animal Proteins
Hugh Garner Bennett
Monac′id, capable of saturating a single molecule of a monobasic acid; Monac′tinal, single-rayed.
A monobasic fatty acid, obtained by the saponification of myristin.Cooley's Practical Receipts, Volume II
The equilibrium ratio, used as an illustration in the text, is the equilibrium ratio for monobasic acids.
In point of fact, for strong acids, this ratio holds as little as does the equilibrium ratio for the monobasic acids.
- chem (of an acid, such as hydrogen chloride) having only one replaceable hydrogen atom per molecule
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
- Having only one hydrogen ion to donate to a base in an acid-base reaction.
- Having only one metal ion or positive radical.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Relating to an acid that contains only one hydrogen atom that can be replaced in an acid-base reaction. Hydrochloric acid (HCl) and nitric acid (HNO3) are monobasic acids.
- Of or relating to a compound that contains one metal ion or positive radical.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.