supercluster /sooˈ or sūˈpər-klus-tər/ (astronomy)

A large cluster of galaxies

• cat-lap
• cat-laps
• catlike
• catling
• catlings
• cat litter
• catmint
• catmints
• catnap
• catnaps
• catnep
• catnip
• catnips
• cat o' mountain
• cat o' mountains
• Catonian
• cat-o'-nine-tails
• catoptric
• catoptrics
• cat-rigged
• cats
• cat's-brains
• CAT scan
• CAT scanner
• CAT scans