Search the Dictionary

Pertaining to the force of air in motion.

The science which treats of the air and other gaseous bodies under the action of force, and of their mechanical effects.

A plane or arched surface for sustaining bodies by its movement through the air; a spread wing, as of a bird.

The science which treats of the properties of the air, and of the part it plays in nature. Craig.

A description of the air or atmosphere; aërology.

A cannon capable of being trained at very high angles for use against aircraft.

Acting by the force of air and water; as, an aërohydrodynamic wheel.

Divination from the state of the air or from atmospheric substances; also, forecasting changes in the weather.

The science of equilibrium and motion of air or an aëriform fluid, including aërodynamics and aërostatics.

An instrument for ascertaining the weight or density of air and gases.

The science of measuring the air, including the doctrine of its pressure, elasticity, rarefaction, and condensation; pneumatics.

The science or art of ascending and sailing in the air, as by means of a balloon; aërial navigation; ballooning.

A power-driven, heavier-than-air flying machine.

Dread of a current of air.

raph diaphragm so arranged that its action opens and closes valves, producing synchronous air blasts sufficient to operate a larger diaphragm with greater amplitude of vibration.

A plant growing entirely in the air, and receiving its nourishment from it; an air plant or epiphyte.

A flying machine, or a small plane for experiments on flying, which floats in the air only when propelled through it.

An apparatus designed for collecting spores, germs, bacteria, etc., suspended in the air.

Aërial navigation; the art of raising and guiding balloons in the air.

Treatment of disease by the use of air or other gases.