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

These contain 20-30% aluminum chloride compared to the 10-20% available over-the-counter. — Helen Carefoot, Flow Space, 3 Aug. 2026

Copper chloride breaks up quickly under high heat and washes out—bluish. — Paige Williams, New Yorker, 3 Aug. 2026

This is used to identify and differentiate between different minerals in water, such as calcium, magnesium, potassium, and chlorides, to name a few. — Timothy Dale, Better Homes & Gardens, 21 July 2026

To solve this degradation problem, the research team focused on a specific sulfide solid electrolyte known as lithium phosphorus sulfur chloride (LPSCl). — Mrigakshi Dixit, Interesting Engineering, 17 July 2026

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