1. Of or relating to a molecule made up of more than two atoms

See also: atom

Encyclopedia: Polyatomic

• gas tank
• gas thermometer
• gas turbine
• gas up
• gas well
• gas-cooled reactor
• gas-discharge lamp
• gas-discharge tube
• gas-filled
• gas-tight
• gas-turbine ship
• gasbag
• Gascogne
• Gascon
• gasconade
• Gascony
• gaseous
• gaseous nebula
• gaseous state
• gaseousness
• gasfield
• gash
• Gasherbrum
• gasification
• gasified