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

While those concerns have abated some, today's report describes new problems, like increasing nutrient pollution and chloride levels. —Madeline Heim, Journal Sentinel, 9 Jan. 2024

These ingredients include retinol, hydroquinone, salicylic acid, benzoyl peroxide, parabens, aluminum chloride and essential oils. —Bestreviews, The Mercury News, 28 Feb. 2025

Limited research suggests that magnesium aspartate, citrate, lactate, or chloride may be better absorbed than other forms.4 Calcium carbonate and calcium citrate are the two most common forms of calcium supplements. —Amber J. Tresca, Verywell Health, 19 Feb. 2025

Chemically sensitive dye on the path changes color as the sweat hits it, while other dyes on the patch change color in response to glucose, lactic acid, chloride, and sodium. —IEEE Spectrum, 29 May 2015

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