Definitions
A number puzzle where each row, column, and box must contain digits without repeats.
Word origin
Borrowed from Japanese 数独 (sūdoku).
Used in a sentence
“In fact, anything we do just to kill time—even essentially healthy activities like reading, chatting on the phone, or completing a sudoku puzzle—becomes a 'time thief.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Digit grid”6 letters
02“Number-grid puzzle”6 letters
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