. "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." . .