1. A line generated by a point on one figure rolling around a second figure
   - roulette

Type of: curve, curved shape

• osculate
• osculating circle
• osculation
• osculator
• osculatory
• oscule
• osculum
• OSHA
• osier
• Osip Emilevich Mandelstam
• Osip Mandelstam
• Osiris
• Oslo
• Osman I
• Osmanli
• Osmanthus
• Osmanthus americanus
• Osmeridae
• Osmerus
• Osmerus eperlanus
• Osmerus mordax
• osmic
• osmiridium
• Osmitrol
• osmium