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Rapidity

noun

/ɹəˈpɪdɪti/

Word Frequency: 2.1

Definitions

1.nounSpeed, swiftness; the condition of being rapid

2.nounA measure of velocity relative to the speed of light

3.nounA measure of the velocity of a particle in a beam relative to the beam's axis

Synonyms

celerity quickness speediness rapid swiftness haste speedy speed expeditious expeditiousness prompt expedition

Rhymes With

lucidity cupidity validity solidity morbidity rigidity fluidity timidity

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