1. A transuranic element
   - dubnium, Db, hahnium, element 105

Type of: chemical element, element

• riot control
• riot control operation
• riot gun
• rioter
• rioting
• riotous
• riotously
• riotousness
• rip
• rip current
• rip out
• rip up
• Rip van Winkle
• rip-off
• rip-roaring
• Riparia
• Riparia riparia
• riparian
• riparian forest
• riparian right
• ripcord
• ripe
• ripe olive
• ripely
• ripen