chloride

noun

chlo·​ride ˈklȯr-ˌīd 

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

The chemical makeup of salt is 40% sodium and 60% chloride. —Angelica Bottaro, Verywell Health, 7 May 2025

In that supply, which provides about 10 percent of the city’s drinking water, levels of chloride — a chemical found in salt and an indicator of salinity — tripled over the last 30 years. —The Learning Network, New York Times, 4 Apr. 2025

Kosher salt, like all salt, is NaCl—sodium ions electrostatically bound with chloride ions and arranged in a crystal formation. —Ellen Cushing, The Atlantic, 8 Mar. 2025

The most prominent electrolytes in Leisure are chloride and magnesium, 400mg and 140mg, respectively. —Andrew Watman, Forbes, 3 Mar. 2025

Word History

Etymology

German Chlorid, from chlor- + -id -ide

First Known Use

1812, in the meaning defined at sense 1

Phrases Containing chloride

• ammonium chloride
• calcium chloride
• chloride of lime
• cobalt chloride
• ethyl chloride
• ferric chloride
• hydrogen chloride
• magnesium chloride
• mercuric chloride
• mercurous chloride
• mercury chloride
• methylene chloride
• polyvinyl chloride
• potassium chloride
• silver chloride
• sodium chloride
• vinyl chloride
• zinc chloride

Rhymes for chloride

• boride
• amiloride
• hexachloride
• hydrochloride
• oxychloride
• pentachloride
• tetrachloride
• bichloride
• dichloride
• perchloride
• trichloride
• dihydrochloride

Kids Definition

chloride

noun

chlo·​ride ˈklō(ə)r-ˌīd 

ˈklȯ(ə)r-

: a chemical compound of chlorine with another element, group, or substance

Medical Definition

chloride

noun

chlo·​ride ˈklō(ə)r-ˌīd, ˈklȯ(ə)r- 

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