Related Clues:

• Hyperbola parts
• Lobs' paths
• They may cross
• Bridges between electrodes
• Eyebrows, usually
• Soap-opera story lines
• Primrose and bridle, for two
• Orbit bits
• Travels parabolically
• Fly-ball paths
• Bike courses
• Bottle rocket paths
• Eyebrow shapes
• Orbital segments
• Circles, in part?