a rapid state or quality; quickness; celerity.
- Also rap·id·ness [rap-id-nis]. /ˈræp ɪd nɪs/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use rapidity in a sentence
Sound to meaning connections are formed with great rapidity.Everyday Noises Are Making Our Brains Noisier - Issue 107: The Edge | Nina Kraus | October 27, 2021 | Nautilus
“If we could decrease transmission and new infection rates, then we could decrease the rapidity of which these viruses mutate,” he said.Will the vaccines work against the South African variant of COVID-19? | Daniel Bentley | January 8, 2021 | Fortune
I just kind of knew it based on the rapidity of the infections.Etta James, Who Blazed Trail for Women in R&B, Dead at 73 | Christine Pelisek | January 21, 2012 | THE DAILY BEAST
It will be remembered that pitch depends upon the rapidity of the sound waves or vibrations.Expressive Voice Culture | Jessie Eldridge Southwick
The fingers of all the clocks in the house were revolving with the most extraordinary rapidity--she was helpless.Hilda Lessways | Arnold Bennett
rapidity of action and a self-confidence which on the battlefield never felt itself beaten were the cause of Murat's success.Napoleon's Marshals | R. P. Dunn-Pattison
Spite, however, of punishments and prohibitions the use of tobacco spread with the rapidity of lightning.Tobacco; Its History, Varieties, Culture, Manufacture and Commerce | E. R. Billings.
There chanced to be a forked tree close at hand, to which the major rushed and scrambled up with amazing rapidity.Hunting the Lions | R.M. Ballantyne