Etymology

sudoku

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Today it means: A type of pencil puzzle played on a square grid, requiring each of the columns, each of the rows, and each of the subregions (called "boxes" or "regions") to contain the lowest whole numbers up to the dimension of the puzzle, usually 1 to 9, once each. The subregions are rectangular or square except in variants. Full definition →

Japanese 数独 (sūdoku)
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The story

  1. Japanese数(すう)字(じ) (sūji)
  2. Japaneseは (wa)
  3. Japanese独(どく)身(しん) (dokushin)
  4. Japaneseに (ni)
  5. Japanese限(かぎ)る (kagiru)
  6. Japanese数独 (sūdoku)
  7. English todaysudoku

Borrowed from Japanese 数独 (sūdoku).

Etymology from Wiktionary, CC BY-SA 4.0.