1. The tendency of certain plant organs, as leaves, to assume special "sleeping" positions or make curl up under the influence of darkness

Derived forms: nyctitropisms

• clutch bag
• clutch pedal
• clutches
• clutter
• clutter up
• cluttered
• clv
• clx
• clxv
• clxx
• clxxv
• clxxx
• Clyde
• Clyde Tombaugh
• Clyde William Tombaugh
• Clydesdale
• Clydesdale terrier
• clypeus
• clyster
• Clytemnestra
• Clytocybe alba
• cm
• CMB
• CMBR
• CMG