a salt or ester of selenic acid.
Origin of selenate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
any salt or ester formed by replacing one or both of the hydrogens of selenic acid with metal ions or organic groups
Word Origin for selenate
C19: from selenium + -ate 1
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