radius of curvature

noun phrase

Definition of radius of curvature

: the reciprocal of the curvature of a curve

First Known Use of radius of curvature

1716, in the meaning defined above

Keep scrolling for more

Learn More About radius of curvature

Time Traveler for radius of curvature

Time Traveler

The first known use of radius of curvature was in 1716

See more words from the same year

Dictionary Entries Near radius of curvature

radius gage

radius of curvature

radius of gyration

See More Nearby Entries 

Statistics for radius of curvature

Cite this Entry

“Radius of curvature.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radius%20of%20curvature. Accessed 20 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
True or False

Test your knowledge - and maybe learn something along the way.

Love words? Need even more definitions?

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