sudoku

noun

su·​do·​ku sü-ˈdō-kü How to pronounce sudoku (audio)
: a puzzle in which missing numbers are to be filled into a 9 by 9 grid of squares which are subdivided into 3 by 3 boxes so that every row, every column, and every box contains the numbers 1 through 9

Examples of sudoku 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 study from Sudoku Bliss — which says one of the best ways to fill the long, arduous hours waiting in line is to play sudoku — found that Charlotte has the worst DMVs in the nation. Evan Moore, Charlotte Observer, 15 May 2025 Irregular sudoku features unusual shapes and jigsaw puzzle-like connections. Elie Levine, New York Times, 28 Mar. 2025 Note that approximating a solution or solving a small instance (most of us can solve a 9 × 9 sudoku) doesn't suffice. Jack Murtagh, Scientific American, 22 Dec. 2023 Tyson, Dom, and Justine officially quit the final as Cayla arrives to start on the sudoku. Sydney Bucksbaum, EW.com, 15 Sep. 2022 See All Example Sentences for sudoku

Word History

Etymology

Japanese sūdoku, short for sūji wa dokushin ni kagiru "the numerals must remain single" (i.e., the digits can occur only once)

First Known Use

2000, in the meaning defined above

Time Traveler
The first known use of sudoku was in 2000

Browse Nearby Words

Cite this Entry

“Sudoku.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sudoku. Accessed 31 May. 2025.

Kids Definition

sudoku

noun
su·​do·​ku
sü-ˈdō-kü
: a puzzle in which several numbers are to be filled into a 9x9 grid of squares so that every row, every column, and every 3x3 box contains the numbers 1 through 9
Etymology

from Japanese sūdoku, short for sūji wa dokushin ni kagiru "the numbers must remain single" (i.e., the digits can occur only once)

Last Updated: - Updated example sentences
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