Definition of air vessel in English:

air vessel

noun

  • 1A receptacle or structure containing air; especially an air chamber in a hydraulic pump.

  • 2Biology. A cavity, sac, or channel in a living organism which contains air; especially a trachea or respiratory tube in an insect; an air-filled bladder in an alga.

  • 3An aircraft.

Origin

Late 17th century; earliest use found in Henry Oldenburg (c1619–1677), scientific correspondent and secretary of the Royal Society. From air + vessel.

Pronunciation

air vessel

/ˈɛː ˌvɛsl/