ar Meaning, Definition & Usage

1. noun a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
   argon; atomic number 18.
   
2. noun a unit of surface area equal to 100 square meters
   are.
   
3. noun a state in south central United States; one of the Confederate states during the American Civil War
   Land of Opportunity; Arkansas.
   

WordNet