The amount of time elapsed between stimulation and acting on the stimulus.
The interval between the presentation of a stimulus and the observed response.
Interval between the presentation of a stimulus and the subject’s response to it.
The period between application of a stimulus and the response.
The time period from when a stimulus is presented to the onset of a reaction, or the duration from observing an event to executing a physical action like pressing a car’s brake upon noticing a barrier, typically spans about one-fifth of a second in a healthy young adult.