chlo·​ride | \ ˈklȯr-ˌīd How to pronounce chloride (audio) \

Definition of chloride

1 : a compound of chlorine with another element or group especially : a salt or ester of hydrochloric acid
2 : a monovalent anion consisting of one atom of chlorine

Examples of chloride in a Sentence

Recent Examples on the Web

Problems with the Druzhba pipeline began in late April, when crude in the line was discovered to be heavily contaminated with organic chlorides. Dan Molinski, WSJ, "Russian Pipeline Shutdown Shifts Balance in Oil Market," 22 May 2019 That works fine for fresh water, but saltwater is trickier because of its ability to corrode electrodes with chloride, which would limit a system's lifespan. David Grossman, Popular Mechanics, "Scientists Are Now Transforming Saltwater Into Hydrogen Fuel," 20 Mar. 2019 Table salt is a chemical compound made up of two minerals: sodium and chloride. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "How Much Sodium You Can Eat Every Day, According to a Nutritionist," 8 Apr. 2019 Doctors eventually diagnosed her with hyperhidrosis of the vulva and had her use Drysol (a strong topical treatment of aluminum chloride hexahydrate, which helps close sweat ducts). Korin Miller, SELF, "What to Do if You’re Extremely Sweaty in the General Vicinity of Your Vagina," 3 Apr. 2019 If the anode was coated with negative charges, the scientists realized, those layers repel chloride and temper the rate of decay in the underlying metal. David Grossman, Popular Mechanics, "Scientists Are Now Transforming Saltwater Into Hydrogen Fuel," 20 Mar. 2019 Levels of chloride and iron, on the other hand, can vary more widely without as many consequences. Emily Sohn, Washington Post, "Even if a medical test shows an abnormality, you may not need to worry about it," 3 June 2018 All of the extra weight would no doubt limit that range, so Dethleffs has added 334 square feet of thin-film solar panels that can generate up to 3,000 watts of electricity to keep the 228-Ah sodium-nickel-chloride battery array charged. Megan Barber, Curbed, "5 campers pushing RV design into the future," 28 Sep. 2018 Lowe's recently announced it will no longer sell methylene-chloride paint stripper, too. Dino Grandoni, Washington Post, "The Energy 202: Supreme Court to rehear moose-hunting case with wider implications for Alaska," 19 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chloride.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of chloride

1812, in the meaning defined at sense 1

History and Etymology for chloride

German Chlorid, from chlor- + -id -ide

Keep scrolling for more

Learn More about chloride

Statistics for chloride

Last Updated

2 Jun 2019

Look-up Popularity

Time Traveler for chloride

The first known use of chloride was in 1812

See more words from the same year

Keep scrolling for more

More Definitions for chloride



English Language Learners Definition of chloride

technical : a chemical compound of chlorine with another element or group


chlo·​ride | \ ˈklō(ə)r-ˌīd, ˈklȯ(ə)r- How to pronounce chloride (audio) \

Medical Definition of chloride

1 : a compound of chlorine with another element or radical especially : a salt or ester of hydrochloric acid

called also muriate

2 : a monovalent anion consisting at one atom of chlorine

Keep scrolling for more

More from Merriam-Webster on chloride

Spanish Central: Translation of chloride

Nglish: Translation of chloride for Spanish Speakers Encyclopedia article about chloride

Comments on chloride

What made you want to look up chloride? Please tell us where you read or heard it (including the quote, if possible).


a tendency to relapse

Get Word of the Day daily email!

Test Your Vocabulary

Finance Words Quiz

  • a-piggy-bank
  • The etymology of mortgage is related most closely to which two words?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!