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celerity

[suh-ler-i-tee] /səˈlɛr ɪ ti/
noun
1.
swiftness; speed.
Origin
1480-1490
1480-90; earlier celerite < Middle French < Latin celeritās, equivalent to celer swift + -itās -ity
Synonyms
alacrity, dispatch, briskness. See speed.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for celerity
  • The findings support the swiftness or celerity element of deterrence theory.
  • For deep water waves, the wave height is virtually unaffected by the depth and the wave celerity is unaffected by the bottom.
  • The kinematic wave celerity, c k, is interpreted as the velocity at which a disturbance travels through the channel network.
  • As the storm sewer fills, the flow will return to subcritical as the celerity increases rapidly.
British Dictionary definitions for celerity

celerity

/sɪˈlɛrɪtɪ/
noun
1.
rapidity; swiftness; speed
Word Origin
C15: from Old French celerite, from Latin celeritās, from celer swift
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for celerity
n.

late 15c., from Old French celeritee (14c., Modern French célérité), from Latin celeritatem (nominative celeritas) "swiftness," from celer "swift," from possible PIE root *kel- "to drive, set in swift motion" (cf. Sanskrit carati "goes," Greek keles "fast horse or ship," keleuthos "journey, road," Lithuanian sulys "a gallop," Old High German scelo "stallion").

Online Etymology Dictionary, © 2010 Douglas Harper
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13
14
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