AIR JACKET
Air" jack`et.

Defn: A jacket having air-tight cells, or cavities which can be filled with air, to render persons buoyant in swimming.

AIRLESS
Air"less, a.

Defn: Not open to a free current of air; wanting fresh air, or communication with the open air.

AIR LEVEL
Air" lev`el.

Defn: Spirit level. See Level.

AIRLIKE
Air"like`, a.

Defn: Resembling air.

AIR LINE
Air line.

Defn: A path through the air made easy for aërial navigation by steady winds.