Definition of velocity

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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..

Lern More About Velocity

Twirl :: Twirl (v. i.) To revolve with velocity; to be whirled round rapidly.
Calculated :: Calculated (p. p. & a.) Worked out by calculation; as calculated tables for computing interest; ascertained or conjectured as a result of calculation; as, the calculated place of a planet; the calculated velocity of a cannon ball..
Libration Point :: Libration point (n.) any one of five points in the plane of a system of two large astronomical bodies orbiting each other, as the Earth-moon system, where the gravitational pull of the two bodies on an object are approximately equal, and in opposite directions. A solid object moving in the same velocity and direction as such a libration point will remain in gravitational equilibrium with the two bodies of the system and not fall toward either body..
Rapidity :: Rapidity (n.) The quality or state of being rapid; swiftness; celerity; velocity; as, the rapidity of a current; rapidity of speech; rapidity of growth or improvement..
Whur :: Whur (n.) A humming or whirring sound, like that of a body moving through the air with velocity; a whir..
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..
Momentum :: Momentum (n.) The quantity of motion in a moving body, being always proportioned to the quantity of matter multiplied into the velocity; impetus..
Whirl :: Whirl (v. t.) A turning with rapidity or velocity; rapid rotation or circumvolution; quick gyration; rapid or confusing motion; as, the whirl of a top; the whirl of a wheel..
Nephoscope :: Nephoscope (n.) An instrument for observing the clouds and their velocity.
Electro-ballistics :: Electro-ballistics (n.) The art or science of measuring the force or velocity of projectiles by means of electricity.
Impetus :: Impetus (n.) The aititude through which a heavy body must fall to acquire a velocity equal to that with which a ball is discharged from a piece.
Trebucket :: Trebucket (n.) A military engine used in the Middle Ages for throwing stones, etc. It acted by means of a great weight fastened to the short arm of a lever, which, being let fall, raised the end of the long arm with great velocity, hurling stones with much force..
Rheometer :: Rheometer (n.) An instrument for measuring the velocity of the blood current in the arteries.
Accelerative :: Accelerative (a.) Relating to acceleration; adding to velocity; quickening.
Dart :: Dart (v. i.) To start and run with velocity; to shoot rapidly along; as, the deer darted from the thicket..
Convoy :: Convoy (n.) A drag or brake applied to the wheels of a carriage, to check their velocity in going down a hill..
Swiftness :: Swiftly (adv.) In a swift manner; with quick motion or velocity; fleetly.
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..
Velocity :: 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..
Myograph :: Myograph (n.) An instrument for determining and recording the different phases, as the intensity, velocity, etc., of a muscular contraction..
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