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See more synonyms for formate on Thesaurus.com
noun Chemistry.
  1. a salt or ester of formic acid.
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Origin of formate

First recorded in 1800–10; form(ic) + -ate2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for formate


  1. any salt or ester of formic acid containing the ion HCOO or the group HCOO–
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Word Origin

C19: from form (ic) + -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

formate in Medicine


  1. A compound, such as a salt or ester of formic acid, that contains the HCOO- radical.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

formate in Science


  1. A salt or ester of formic acid, containing the group HCOO.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.