Related Clues:

• Courageous
• Part of a sector
• Shape of Earth's orbit
• Like a lemon
• Parenthesis, e.g.
• Zero, e.g.
• It doesn't go full circle
• Racing circuit
• Like one White House office
• Storyline
• Not quite a circle
• ''Joan of ---'' (1948)
• Discharge between two electrodes
• Lionel train layout, maybe
• Cartouche's shape