cl has definitions from the field of chemistry
1
[ noun ] (chemistry) 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)
2
[ adjective ] being ten more than one hundred forty

Related terms

cardinal

3
[ noun ] a metric unit of volume equal to one hundredth of a liter
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