Vocab Bloom Hub

startle reaction

/ˈstɑːrtl riˈækʃən/

1 entry

phrase

/ˈstɑːrtl riˈækʃən/C1formalscientific
  • ruНепроизвольная физиологическая и психологическая реакция на внезапный, неожиданный стимул, такой как громкий звук или резкое движение, часто включающая напряжение мышц, моргание и кратковременное замирание или вздрагивание.

An involuntary physiological and psychological response to a sudden, unexpected stimulus such as a loud noise or abrupt movement, often involving muscle tension, blinking, and a brief freeze or jump.

  1. Involuntary response to sudden stimulusC1formal

    A rapid, involuntary physiological and behavioral response to an unexpected, sudden, or intense stimulus, such as a loud noise or a sudden movement.

    ruРеакция испуга

    • The startle reaction to the door slamming caused him to drop his coffee.
    • Researchers measured the startle reaction in participants by playing a sudden loud tone.
    • A strong startle reaction is a normal part of the human defense system.