Longman Dictionary of Contemporary English homepage

Date: 1600-1700
Language: Latin
Origin: pneumaticus, from Greek, from pneuma 'air, breath, spirit'

pneumatic

 adjective
     
Related topics: Power, Motor Vehicles
pneu‧mat‧ic [usually before noun]
1 technicalTTC filled with air:
pneumatic tyres
2TP worked by air pressure:
a pneumatic pump
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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