sudoku

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su·do·ku

 (so͞o-dō′ko͞o)
n.
A puzzle in which a grid consisting of several regions is to be filled with numbers so that every row, column, and region contains only one instance of each number. The most common format is a grid of nine rows and columns that are divided into nine smaller regions of three rows and three columns into which the numbers 1 through 9 must be placed.

[Japanese sūdoku, contraction of sū(ji wa) doku(shin ni kagiru), the numbers are limited to a single occurrence (the phrase under which sudokus appeared in a magazine which popularized them in Japan in the 1980s) : sū(ji), number + doku(shin), single.]

sudoku

(səˈdəʊkuː)
n
(Other Non-sporting Hobbies) a type of puzzle in which numbers must be arranged within a grid containing several internal squares so that no number is repeated in the same row, column, or internal square
[C21: from Japanese su number + doku single]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sudoku - a number puzzle in which the numbers 1 through 9 must be placed into a grid of cells so that each row or column contains only one of each number
mystifier, puzzle, puzzler, teaser - a particularly baffling problem that is said to have a correct solution; "he loved to solve chessmate puzzles"; "that's a real puzzler"
Translations
Sudoku
sudoku
sudoku
sudoku
数独
sudoku
References in periodicals archive ?
If you know how to play Sudoku you can learn this in one minute," Heineman said during an interview in his office at WPI just after demonstrating with dazzling precision how to solve a puzzle.

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