Kakuro
/kɑˈkʊɹoʊ/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A type of number puzzle, similar to a crossword but with numbers. Each "clue" is the sum of the digits to be placed in its group of squares, and no digit can be repeated within a group. countable, uncountable
Etymology
From Japanese カックロ (kakkuro), in turn derived from English Cross Sums.