chlorine
nounmasculinetécnico/ˈklɔɾu/medium
clo·ro
Definition
A chemical element (symbol Cl, atomic number 17), a toxic, greenish-yellow gas with a pungent smell, used for disinfecting water and in the production of many compounds.
Chlorine is used to kill bacteria in swimming pools.
The smell of chlorine is strong in indoor pools.
Common collocations
chlorine gaschlorine in waterchlorine disinfectionchlorine level
Etymology
Do grego 'khlōrós' (verde-amarelado), devido à cor do gás.