Startle (disambiguation)

Look up startle in Wiktionary, the free dictionary.

The startle response is an unconscious defensive response to sudden or threatening stimuli.

Startle may also refer to:

• Startle display or deimatic behaviour, any pattern of bluffing behaviour in an animal that lacks strong defences
• Startle syndrome or hyperekplexia, a rare neurologic disorder
• Fear-potentiated startle, a reflexive physiological reaction to a presented stimulus