Reynolds number

noun

Rey·​nolds number ˈre-nᵊldz- How to pronounce Reynolds number (audio)
: a number characteristic of the flow of a fluid in a pipe or past an obstruction

Examples of Reynolds number in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The irregular changes in position for twin longitudinal vortices have already been discovered in the supercritical Reynolds number region of a sphere with a smooth surface. Seriously Science, Discover Magazine, 16 July 2013

Word History

Etymology

Osborne Reynolds †1912 English physicist

First Known Use

1910, in the meaning defined above

Time Traveler
The first known use of Reynolds number was in 1910

Dictionary Entries Near Reynolds number

Cite this Entry

“Reynolds number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Reynolds%20number. Accessed 22 Nov. 2024.

More from Merriam-Webster on Reynolds number

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!