1. Consisting of, like, or pertaining to air; moved by air; filled with air.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• pnumatics,
• pnuematic,
• pnewmatic,
• pnumatic,
• neumatic,
• penumatic,
• pneomatic,
• pnematic,
• pheumatic,
• newmatic,
• pneumatice,
• pneumaticly,
• numatic,
• phneumatic,
• pnomatic,
• reumatic,
• aneurimatic,
• haemmatic,
• pneumatix,
• pneumtic

• pneumatics.

The adjective form of the word "pneumatic" is "pneumatic".

The plural form of the word "pneumatic" is "pneumatics"

The singular form of the word "pneumatic" is "pneumatic".