Related Clues:

• Compass course?
• Go up in the middle
• Line on a graph
• Smiley face smile
• Part of a sector
• One for the books
• Parenthesis, e.g.
• It doesn't go full circle
• Storyline
• -
• Not quite a circle
• ''Joan of ---'' (1948)
• Discharge between two electrodes
• WWII power
• Welding phenomenon