aero-

1.
a combining form meaning “air,” used in formation of compound words:
aerodrome.
Also, aer-, aeri-.
Origin
< Greek, equivalent to āer- (stem of āḗr air1) + -o- -o-
British Dictionary definitions for aero-

aero-

combining form
1.
denoting air, atmosphere, or gas: aerodynamics
2.
denoting aircraft: aeronautics
Word Origin
ultimately from Greek aēr air
Word Origin and History for aero-

word-forming element meaning "air, atmosphere; aircraft; gasses," from Greek aero-, comb. form of aer (genitive aeros) "air, lower atmosphere" (see air (n.1)).

aero- in Medicine

aero- or aer-
pref.

  1. Air; atmosphere: aerobic.

  2. Gas: aerosol.