Definition of velocity

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Velocity (n.) Quickness of motion; swiftness; speed; celerity; rapidity; as, the velocity of wind; the velocity of a planet or comet in its orbit or course; the velocity of a cannon ball; the velocity of light..

Lern More About Velocity

Whirl :: Whirl (v. t.) To turn round rapidly; to cause to rotate with velocity; to make to revolve.
Carronade :: Carronade (n.) A kind of short cannon, formerly in use, designed to throw a large projectile with small velocity, used for the purpose of breaking or smashing in, rather than piercing, the object aimed at, as the side of a ship. It has no trunnions, but is supported on its carriage by a bolt passing through a loop on its under side..
Convoy :: Convoy (n.) A drag or brake applied to the wheels of a carriage, to check their velocity in going down a hill..
Dart :: Dart (v. i.) To start and run with velocity; to shoot rapidly along; as, the deer darted from the thicket..
Velocity :: Velocity (n.) Rate of motion; the relation of motion to time, measured by the number of units of space passed over by a moving body or point in a unit of time, usually the number of feet passed over in a second. See the Note under Speed..
Hydrodynamometer :: Hydrodynamometer (n.) An instrument to measure the velocity of a liquid current by the force of its impact.
Deaden :: Deaden (a.) To lessen the velocity or momentum of; to retard; as, to deaden a ship's headway..
Backlash :: Backlash (n.) The distance through which one part of connected machinery, as a wheel, piston, or screw, can be moved without moving the connected parts, resulting from looseness in fitting or from wear; also, the jarring or reflex motion caused in badly fitting machinery by irregularities in velocity or a reverse of motion..
Tachometer :: Tachometer (n.) An instrument for measuring the velocity, or indicating changes in the velocity, of a moving body or substance..
Whisk :: Whisk (v. i.) To move nimbly at with velocity; to make a sudden agile movement.
Swig :: Swiftness (n.) The quality or state of being swift; speed; quickness; celerity; velocity; rapidity; as, the swiftness of a bird; the swiftness of a stream; swiftness of descent in a falling body; swiftness of thought, etc..
Rheometer :: Rheometer (n.) An instrument for measuring the velocity of the blood current in the arteries.
Nephoscope :: Nephoscope (n.) An instrument for observing the clouds and their velocity.
Tachometer :: Tachometer (n.) An instrument for measuring the velocity of running water in a river or canal, consisting of a wheel with inclined vanes, which is turned by the current. The rotations of the wheel are recorded by clockwork..
Acceleration :: Acceleration (n.) The act of accelerating, or the state of being accelerated; increase of motion or action; as, a falling body moves toward the earth with an acceleration of velocity; -- opposed to retardation..
Accelerative :: Accelerative (a.) Relating to acceleration; adding to velocity; quickening.
Cyclone :: Cyclone (n.) A violent storm, often of vast extent, characterized by high winds rotating about a calm center of low atmospheric pressure. This center moves onward, often with a velocity of twenty or thirty miles an hour..
Rhysimeter :: Rhysimeter (n.) An instrument, acting on the principle of Pitot's tube, for measuring the velocity of a fluid current, the speed of a ship, etc..
Pitot''s Tube :: Pitot's tube () A bent tube used to determine the velocity of running water, by placing the curved end under water, and observing the height to which the fluid rises in the tube; a kind of current meter..
Hydrometry :: Hydrometry (n.) The art or operation of measuring the velocity or discharge of running water, as in rivers, etc..
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