- n. (noun) A polyomino made up of four squares.
'Tetromino' comes from the Greek 'tetra,' four, plus 'domino,' which may come from the French word for 'mask,' perhaps due to the similarity between the eyeholes and the dots on the tiles.
“Since the Elektronika couldn't display graphics, tetromino pieces had to be created out of text brackets. But even in this primitive form, Pajitnov found that the game was already tons of fun. ”
“Even more gangsta is the ‘L’ otherwise known as the gun. In the shape of an L, this tetromino can be a best friend or worst enemy. Similarly, his mirror image sister can crop up and potentially ruin the game for you.”
“After E3 The Tetris Company will reveal licensing plans for 12 different product categories hitting shelves by Christmas. Confirmed deals include lottery tickets; deals in negotiation include halloween costumes, in case you want to dress up like the line tetromino.”