tropism /trōˈpi-zm/ (biology)

1. Orientation in response to stimulus
2. A general term for heliotropism, geotropism, etc

• rettery
• retting
• Rett's syndrome
• retund
• retunded
• retunding
• retunds
• retune
• retuned
• retunes
• retuning
• returf
• returfed
• returfing
• returfs
• re-turn
• return
• returnable
• return crease
• re-turned
• returned
• returnee
• returnees
• returner
• returners