One entry found for pneumatic.

Main Entry: pneu·mat·ic
Pronunciation: n(y)-mat-ik
Function: adjective
Etymology: from Latin pneumaticus "relating to or using air," from Greek pneumatikos (same meaning), from pneumat-, pneuma "air, breath"
1 : of, relating to, or using air, wind, or other gas
2 : moved or worked by air pressure <a pneumatic drill>
3 : made to hold or be inflated with compressed air <pneumatic tires>
- pneu·mat·i·cal·ly /-i-k(-)l/ adverb