chlorine

sulphur or sulfur$\longleftarrow$ 17 $\longrightarrow$argon

Pronunciation

• IPA ^(key): /ˈklɔriːn/

• Audio (US)

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• Hyphenation: chlo‧rine

Noun

Singular chlorine

Plural none

1. (uncountable) A chemical element (symbol Cl) with an atomic number of 17.
2. (uncountable) Chlorine can mean something that contains chlorine, but is not chlorine as an element

   Drinking water and swimming pool water is chlorinated to make it clean.

Related words

• bleach