(astronomy) The velocity of a star relative to the Sun

(physics) The speed at which information is transmitted through a particular medium / (marketing) The speed of information flow about a product in a market

(firearms) The velocity of a discharged projectile at the muzzle of a firearm.

(physics) A generalization of velocity in four-dimensional spacetime

Describing a universal joint that allows constant power to be transmitted through a variable angle

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

(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 velocity dispersion