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Definition of Air mass
1. Noun. A large body of air with uniform characteristics horizontally. 
Definition of Air mass
1. Noun. a widespread body of air, the properties of which can be identified as: ¹
¹ Source: wiktionary.com
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1. Noun. A large body of air with uniform characteristics horizontally. 
1. Noun. a widespread body of air, the properties of which can be identified as: ¹
¹ Source: wiktionary.com