fem. in Gr., in the earliest per, was fem. , Gr. gen. ; plur nom. , the air , properly the lower atmosphere (in distinction from aether : aëribus binis, Lucr 4, 291: aëres locorum salubres aut pestilentes, Vitr 1, 1 fin.

http://lila-erc.eu/data/lexicalResources/LewisShort/id/LexicalSense/n1324.0 an entity of type: LexicalSense

fem. in Gr., in the earliest per, was fem. , Gr. gen. ; plur nom. , the air , properly the lower atmosphere (in distinction from aether : aëribus binis, Lucr 4, 291: aëres locorum salubres aut pestilentes, Vitr 1, 1 fin. 
fem. in Gr., in the earliest per, was fem. , Gr. gen. ; plur nom. , the air , properly the lower atmosphere (in distinction from aether : aëribus binis, Lucr 4, 291: aëres locorum salubres aut pestilentes, Vitr 1, 1 fin. 

data from the linked data cloud