Century Dictionary and Cyclopedia
- n. The state or property of being rapid; celerity of motion or action; quickness of performance or execution; fast rate of progress or advance.
- n. Synonyms Speed, Swiftness, etc. (see quickness), haste, expedition, despatch.
- n. speed, swiftness; the condition of being rapid
- n. physics A measure of velocity relative to the speed of light
- n. physics A measure of the velocity of a particle in a beam relative to the beam#s axis
GNU Webster's 1913
- n. The quality or state of being rapid; swiftness; celerity; velocity.
- n. a rate that is rapid
“For most, this rapidity is a problem, or an excuse.”
“But this rapidity is not important for the final distribution.”
“I am glad to think that Canada has recovered with so much rapidity from the effects of war.”
“Here, however, the sale is increased in rapidity more than a third.”
“Flying with rapidity from the hills of Media to the marshes of the”
“In the series of dactylic lines 17-22, Catullus no doubt intended to convey the idea of rapidity, as, in the spondaic line immediately following, of labour.”
“The frequency of the waves, the rapidity, that is, with which wave follows wave, depends on the size and proximity of the plates and on the length and form of the coil which connects them.”
“+ While the Byzantine Empire was at its zenith, the new faith of Islam was conquering Western Asia and the Mediterranean lands with a fiery rapidity, which is one of the marvels of history.”
“This temper of mind would, in all things, have made him act with that rapidity, which is rashness with the weak, and decision with the strong.”
“Speed in photography is described as the rapidity with which a sensitized surface is acted on by light, usually expressed by a number.”
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