1. Done or occurring in a brief period of time
   "a rapid rise through the ranks" 
2. Characterized by speed; moving with or capable of moving with high speed
   "a rapid movement"
   - speedy

1. A part of a river where the current is very fast

Derived forms: rapidest, rapider, rapids

See also: fast, rapidly, rapidness

Type of: waterway

Part of: river

Encyclopedia: Rapid

• Streptosolen jamesonii
• streptothricin
• stress
• stress fracture
• stress incontinence
• stress mark
• stress test
• stressed
• stressful
• stressor
• stretch
• stretch along
• stretch forth
• stretch mark
• stretch out
• stretch pants
• stretch receptor
• stretch reflex
• stretchability
• stretchable
• stretched
• stretcher
• stretcher party
• stretcher-bearer
• stretchiness