of or pertaining to air, gases, or wind.

of or pertaining to pneumatics.

operated by air or by the pressure or exhaustion of air

a pneumatic drill.

filled with or containing compressed air, as a tire.

equipped with pneumatic tires.

Theology . of or pertaining to the spirit; spiritual.

Zoology . containing air or air cavities.

a pneumatic tire.

a vehicle having wheels with such tires.

adjective

aerial , atmospheric