Cl Definition

abbreviation
Centiliter.
American Heritage
Carload.
Webster's New World
Carload lots.
Webster's New World
Center line.
Webster's New World
Civil law.
Webster's New World
symbol
Chlorine.
Webster's New World

(metrology) Symbol for the centiliter (centilitre), an SI unit of fluid measure equal to 10−2 liters (litres).

Wiktionary
numeral
A Roman numeral representing one hundred and fifty (150).
Wiktionary