(fluid mechanics, of an inviscid irrotational flow) A scalar potential function relating to the flow’s velocity distribution, defined as 𝜙=∇⃑V

plural of instantaneous velocity

(astronomy) The statistical dispersion (about a mean) of the velocities of the stars in a galaxy (or galaxies in a cluster)

(astronomy) A graph of the orbital speeds of the stars of a galaxy with respect to their distance from the galaxy's centre

The instantaneous velocity (speed) of a body moving along a circular (or elliptical) path

plural of four-velocity

plural of group velocity

plural of radial velocity

plural of velocity dispersion

plural of velocity potential