| aero-, (before a vowel) aeri- or (before a vowel) aer- | |
| —combining form | |
| 1. | denoting air, atmosphere, or gas: aerodynamics |
| 2. | denoting aircraft: aeronautics |
| [ultimately from Greek aēr air] | |
| aeri-, (before a vowel) aeri- or (before a vowel) aer- | |
| —combining form | |
| [ultimately from Greek aēr air] | |
| aer-, (before a vowel) aeri- or (before a vowel) aer- | |
| —combining form | |
| [ultimately from Greek aēr air] | |