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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.]


(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"
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4m t o around 900,000, following P&O Ferries' decision t o get out of some cross-Channel routes, Now Jon is doing his own bit to encourage visitors - by launching the world's first Su Doku breaks.
Worldwide Computer Products News-6 July 2005-Release of Su Doku Master puzzle game for home PCs announced by Greenstreet(C)1995-2005 M2 COMMUNICATIONS LTD http://www.
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