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Univalent anionic chlorine, or a compound of chlorine, especially a binary compound of chlorine with a more electropositive element.
chlo·rid′ic (klə-rĭd′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.