Related Clues:

• Coral formation
• Axle, e.g.
• Measure
• High-jump need
• Three Musketeers unit
• Cell component
• Castaway's site
• See 54-Down
• Milky Way unit
• It has a certain ring to it
• Obstruct
• Shut out
• Ban
• See 10-Down
• See 41-Across