isoelectric point
noun Chemistry.
the pH at which a substance is electrically neutral or at which it is at its minimum ionization.
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Nearby words
isoelastic, isoelectric, isoelectric electroencephalogram, isoelectric line, isoelectric period, isoelectric point, isoelectronic, isoenergetic, isoenzyme, isoerythrolysis, isoflavone
Origin of isoelectric point
First recorded in 1895–1900
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for isoelectric point
isoelectric point
noun
biochem the pH value at which the net electric charge of a molecule, such as a protein or amino acid, is zero
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medicine definitions for isoelectric point
isoelectric point
n.
The pH at which the electrolyte concentration of an amphoteric substance such as protein is electrically zero because the concentration of its cation form equals the concentration of its anion form.
The American Heritage® Stedman's Medical Dictionary
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