
The rate of change of an object's position with respect to time, including both speed and direction.
If a particle's position is given by s(t) = 3t² + 2t, then its velocity at time t is v(t) = 6t + 2.
Master “velocity” and 957 more GRE, 999 more TOEFL, 954 more IELTS words
Start Your Free Trial