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

Type of: curve, curved shape

• mental faculty
• mental health
• mental home
• mental hospital
• mental hygiene
• mental illness
• mental image
• mental imagery
• mental institution
• mental lexicon
• mental measurement
• mental note
• mental object
• mental picture
• mental process
• mental quickness
• mental rejection
• mental representation
• mental reservation
• mental retardation
• mental soundness
• mental state
• mental strain
• mental synthesis
• mental telepathist