Related Clues:

• Sort of round
• Track configuration
• Miler's loop
• Typical track
• Track path
• Eyeglass lens shape
• Tot's circle, perhaps
• Like Obama's office
• Eyecup's shape
• Cricket venue
• Shape of a 0
• Certain track
• Elongated 51 Across
• Rink shape
• Typical model train track layout