Related Clues:

• Eyebrows, usually
• Soap-opera story lines
• Orbit bits
• Travels parabolically
• Fly-ball paths
• Bottle rocket paths
• Eyebrow shapes
• Orbital segments
• Circles, in part?
• Indirect paths
• Circular segments
• Rainbow sections
• Lobs' trajectories
• Orbit parts
• Three-point lines