Related Clues:

• Geometrical solid
• Doughnut's shape
• Anchor ring
• Donut, mathematically
• Bagel, topologically
• Doughnut shape
• Moulding at the base of a column
• Bagel shape
• Cheerios shape
• Ring shape
• Life preserver, e.g.
• Donut shape
• Doughnut-shaped figure
• Hole thing
• Doughnut, mathematically