Associations to the word «Rapidity»

Wiktionary

RAPIDITY, noun. Speed, swiftness; the condition of being rapid
RAPIDITY, noun. (physics) A measure of velocity relative to the speed of light
RAPIDITY, noun. (physics) A measure of the velocity of a particle in a beam relative to the beam's axis

Dictionary definition

RAPIDITY, noun. A rate that is rapid.

Wise words

To use the same words is not a sufficient guarantee of understanding; one must use the same words for the same genus of inward experience; ultimately one must have one's experiences in common.
Friedrich Nietzsche