noun
a common nonmetallic element belonging to the halogens; best known as a heavy yellow irritating toxic gas; used to purify water and as a bleaching agent and disinfectant; occurs naturally only as a salt (as in sea water)
• Derivationally related forms: ↑chlorinate (for: ↑chlorine)
• Hypernyms: ↑chemical element, ↑element, ↑gas, ↑halogen
• Hyponyms: ↑radiochlorine
• Substance Holonyms: ↑sodium chloride, ↑common salt
Useful english dictionary. 2012.