Definition: Meaning of, startle reaction in English to English dictionary.
Pronunciation:/ ˈstɑːt(ə)l rɪˈakʃ(ə)n /
noun
synonym
antonym
Word Forms:
Singular
Plural
startle reaction
startle reactions
especially a loud noise a complicated involuntary reaction to a sudden unexpected stimulus ; involves flexion of most skeletal muscles and a variety of visceral reactions