di·​ag·​o·​nal·​ize dī-ˈa-gə-nə-ˌlīz How to pronounce diagonalize (audio)
diagonalized; diagonalizing

transitive verb

: to put (a matrix) in a form with all the nonzero elements along the diagonal from upper left to lower right
diagonalizable adjective
dī-ˌa-gə-nə-lə-ˈzā-shən How to pronounce diagonalize (audio)

Word History

First Known Use

1942, in the meaning defined above

Time Traveler
The first known use of diagonalize was in 1942

Dictionary Entries Near diagonalize

Cite this Entry

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

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