pneumatic | meaning of pneumatic in Longman Dictionary of Contemporary English | LDOCE

From Longman Dictionary of Contemporary EnglishRelated topics: Motor vehicles, Powerpneumaticpneu‧mat‧ic /njuːˈmætɪk $ nʊ-/ adjective [usually before noun]    1 technicalTTC filled with air  pneumatic tyres2 TPworked by air pressure  a pneumatic pumpExamples from the Corpuspneumatic• At 100 decibels, the level produced by a chain saw or pneumatic drill, the allowable exposure is three hours.• Now imagine men are trying to break in using pneumatic drills.• The latter has been adopted by Horstine Farmery to bring automated variable rate application to its range of pneumatic spreaders.• pneumatic tires• Other nights, I listened to pneumatic tubes, and I was a doll on a shelf in a cavernous department store.• The stories were mimeographed and stuffed into the brass and velvet cartridges which the pneumatic tubes ate.• A system of pneumatic tubes moves everything along.Origin pneumatic (1600-1700) Latin pneumaticus, from Greek, from pneuma “air, breath, spirit”