trimorphism /trī-mörˈfi-zm/

1. Occurrence of three forms in the same species (biology)
2. The property of crystallizing in three forms (chem)

• IOM
• Io moth
• ion
• ion channel
• ion channels
• ion engine
• ion engines
• ion-exchange
• ion-exchanges
• Ionian
• ionic
• Ionic
• ionic bond
• ionic bonds
• Ionic dialect
• Ionicise
• Ionicised
• Ionicises
• Ionicising
• Ionicize
• Ionicized
• Ionicizes
• Ionicizing
• Ionic school
• ion implantation