Definition, Meaning & Synonyms

instantaneous-reaction

noun
/ˌɪn.stənˈteɪ.ni.əs ˌriːˈæk.ʃən/
Definition
A quick response or effect that occurs immediately after a stimulus or event.
Examples
  • When the bell rang, her instantaneous reaction was to stand up.
  • The athlete’s instantaneous reaction to the starting gun gave him a competitive edge.
  • His instantaneous reaction to the sudden loud noise startled everyone in the room.
Meaning
Instantaneous reaction refers to the immediate and often reflexive answer or behavior triggered by a specific stimulus without any delay.
Synonyms
  • Immediate response
  • Quick reaction
  • Reflex action