The branch of mechanics that deals with the mechanical properties of gases

In a pneumatic manner. / Using pneumatics.

(medicine) A hernia or air-filled cyst within the lung. / (medicine) A gaseous swelling, especially within the scrotum.

(anatomy) Any bone, such as the mastoid process or those of the birds, that contains many hollow cells full of air

plural of pneumatocele

(historical) The pneumatic postal system in Paris (abolished 1984), or a letter sent by this system.

(medicine) A bacterial infection of the lungs, characteristically showing inflammation of an entire lobe.

plural of pneumatique

Alternative form of pneumo- before a vowel

Alternative form of pneumato- before a vowel