A vessel, cell, duct, or tube containing or conducting air; as the air vessels of insects, birds, plants, etc.; the air vessel of a pump, engine, etc. For the latter, see Air chamber. The air vessels of insects are called tracheae, of plants spiral vessels.

(01 Mar 1998)

air thermometer, airtrapping, air tube, air vesicles < Prev | Next > airway, airway obstruction, airway pattern

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