1. A complicated involuntary reaction to a sudden unexpected stimulus (especially a loud noise); involves flexion of most skeletal muscles and a variety of visceral reactions
   - startle reaction

Derived forms: startle responses

Type of: jump, start, startle

Encyclopedia: Startle response

• regulatory offence
• regulatory offense
• regulo
• Regulus
• Regulus calendula
• Regulus regulus
• Regulus satrata
• regur
• regur soil
• regurgitate
• regurgitation
• rehab
• rehabilitate
• rehabilitation
• rehabilitation program
• rehabilitative
• rehang
• reharmonisation
• reharmonise
• reharmonization
• reharmonize
• rehash
• rehear
• rehearing
• rehearsal