: a halogen element that is isolated as a heavy greenish-yellow diatomic gas of pungent odor and is used especially as a bleach, oxidizing agent, and disinfectant in water purification see Chemical Elements Table
Examples of chlorine in a Sentence
Recent Examples on the Web
There are three hot-water relaxation pools, and the water from the pools and showers is all filtered in-house, without chemicals or chlorine.
—
Chiara Barzini, Vogue, 3 June 2025
Or maybe there's a different chlorine compound called chloramine.
—Matthew Korfhage, Wired News, 16 May 2025
American farmers have for years been using a vinegar-like acid, and not chlorine, to rinse poultry and kill potential pathogens.
—Jeanna Smialek, New York Times, 11 May 2025
Additionally, Valdes says to steer clear of abrasive shampoos and swimming pools—chlorine can mess with your color.
—Lisa Desantis, Glamour, 22 May 2025
See All Example Sentences for chlorine
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Chiara Barzini, Vogue, 3 June 2025
Or maybe there's a different chlorine compound called chloramine.
—Matthew Korfhage, Wired News, 16 May 2025
American farmers have for years been using a vinegar-like acid, and not chlorine, to rinse poultry and kill potential pathogens.
—Jeanna Smialek, New York Times, 11 May 2025
Additionally, Valdes says to steer clear of abrasive shampoos and swimming pools—chlorine can mess with your color.
—Lisa Desantis, Glamour, 22 May 2025
See All Example Sentences for chlorine
Cite this Entry
“Chlorine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chlorine. Accessed 10 Jun. 2025.
Copy CitationKids Definition
chlorine
noun
chlo·rine
ˈklō(ə)r-ˌēn 
ˈklȯ(ə)r-,
-ən
: a nonmetallic element that is found alone as a heavy greenish yellow irritating gas having two atoms per molecule and a strong odor and that is used especially as a bleach, oxidizing agent, and disinfectant in water purification see element
Medical Definition
chlorine
noun
chlo·rine
ˈklō(ə)r-ˌēn, ˈklȯ(ə)r-, -ən
: a halogen element that is isolated as a heavy greenish yellow gas of pungent odor and is used especially as a bleach, oxidizing agent, and disinfectant in water purification
—symbol Cl
see Chemical Elements Table
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