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  1. ve·loc·i·ty
  2. noun

    • 1. the speed of something in a given direction:

      the velocities of the emitted particles
    • 2. (in general use) speed:

      the tank shot backward at an incredible velocity
    • 3. the rate at which money changes hands within an economy.

  3. Variation

    • n.: noun: velocity, plural noun: velocities

    • noun

      the speed of something in a given direction:

      (in general use) speed:

    • noun

      the constant speed that a freely falling object eventually reaches when the resistance of the medium through which it is falling prevents further acceleration.
    • noun

      the velocity of a star or other body along the line of sight of an observer.
    • noun

      the speed at which the energy of a wave travels.
    • noun

      the velocity of propagation of elastic waves in a particular rock.
    • noun

      the rate of change of angular position of a rotating body.
    • noun

      the lowest velocity which a body must have in order to escape the gravitational attraction of a particular planet or other object.
    • noun

      the velocity with which a bullet or shell leaves the muzzle of a gun.
    • adjective

      having, involving, or discharged with great force and speed:

      denoting or relating to a gun capable of discharging a projectile with great force and speed:

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