• synonyms


[klawr-eyt, -it, klohr-]
  1. a salt of chloric acid.
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Origin of chlorate

First recorded in 1815–25; chlor-2 + -ate2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for chlorate

Historical Examples

  • This composition is simply a mixture of phosphorus, glue, and chlorate of potash.

    The Story of a Tinder-box

    Charles Meymott Tidy

  • Finally he dipped the end of one of the sticks into sulphur and then into the chlorate.

  • He observed that some of the chlorate remained on the stick.

  • The iron mortar containing the phosphorus and chlorate of potash.

  • The chlorate of lime is dissolved in 10 parts of water and filtered.

British Dictionary definitions for chlorate


  1. any salt of chloric acid, containing the monovalent ion ClO 3
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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

chlorate in Medicine


  1. A salt of chloric acid containing the chlorate ion.
  2. The inorganic ion ClO3-.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

chlorate in Science


  1. A chemical compound containing the group ClO3.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.