or·​tho·​nor·​mal ˌȯr-thə-ˈnȯr-məl How to pronounce orthonormal (audio)
of real-valued functions : orthogonal with the integral of the square of each function over a specified interval equal to one
: being or composed of orthogonal elements of unit length
orthonormal basis of a vector space

Word History

First Known Use

1928, in the meaning defined at sense 2

Time Traveler
The first known use of orthonormal was in 1928

Dictionary Entries Near orthonormal

Cite this Entry

“Orthonormal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/orthonormal. Accessed 20 May. 2024.

Love words? Need even more definitions?

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