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[fawr-meyt] /ˈfɔr meɪt/
noun, Chemistry
a salt or ester of formic acid.
Origin of formate
1800-10; form(ic) + -ate2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for formate
  • Scientists thought formate was too poor an energy source to support life.
  • Moreover, each time a formate ion neutralizes a hole, the reaction releases a second electron that darkens a second silver ion.
British Dictionary definitions for formate


any salt or ester of formic acid containing the ion HCOO or the group HCOO–
Word Origin
C19: from form(ic) + -ate1
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
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formate in Medicine

formate for·mate (fôr'māt')
A compound, such as a salt or an ester of formic acid, that contains the HCOO- radical.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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formate in Science
A salt or ester of formic acid, containing the group HCOO.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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