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

See also: atom

Encyclopedia: Polyatomic

• overtolerance
• overtone
• overtop
• overtrain
• overtrump
• overture
• Metternich
• mettle
• mettlesome
• mettlesomeness
• Metycaine
• meum
• Meuniere butter
• Meuse
• Meuse River
• Meuse-Argonne
• Meuse-Argonne operation
• Mevacor
• mew
• mew gull
• mewl
• mews
• Mexicali
• Mexican
• Mexican beaded lizard