Done or occurring in an instant, or without any perceptible duration of time; as, the passage of electricity appears to be instantaneous.
Two events occurring at the same moment.
Two events occuring at the same monent.
occurring with no delay; "relief was instantaneous"; "instant gratification"
View 1 more results
At or during a given instant; as, instantaneous acceleration, velocity, etc.
at an instant The instantaneous velocity can be obtained by differentiating the displacement with respect to time.