mid-air

noun

1. any point in the air not contiguous with the earth or other solid surface: to catch a ball in midair.

noun

1. 1. some point above ground level, in the air
   2. (as modifier)a midair collision of aircraft

n.also midair, 1660s, from mid + air (n.1). Lit. “the part of the air between the clouds and the air near the ground.” see under leave hanging.