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

Dizziness Feeling dizzy or lightheaded could indicate low chloride, magnesium, potassium, or sodium levels. —Melissa Nieves, Verywell Health, 13 Feb. 2025

Faller highlighted how the lab tests blood for glucose, sodium, potassium and chloride levels in a patient, and whenever needed, alcohol and drugs. —Lance Reynolds, Boston Herald, 28 May 2024

On the other hand, measuring levels of sodium and chloride in sweat is essential in diagnosing cystic fibrosis. —IEEE Spectrum, 22 Oct. 2014

This allows the chloride in the saltwater to remain stable during electrolysis, avoiding the production of chlorine gas, according to the company. —IEEE Spectrum, 26 Dec. 2024

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

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