isoelectric point
(redirected from Isoionic point)Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia.
isoelectric point
n
(Biochemistry) 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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014