sudoku

play
noun su·do·ku \sü-ˈdō-kü\

Definition of sudoku

  1. :  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

Origin and Etymology of sudoku

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


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