TESSELLATION /tɛsəˈleɪʃən/ Scrabble 12 Words With Friends 15 Definition noun the careful juxtaposition of shapes in a pattern. noun the act of adorning with mosaic. Examples “Squares can be used for tessellation.”“This is a tessellation of the plane with squares and regular octagons.” See all 912 words you can make from TESSELLATION → 12-letter words Words starting with T Words ending with N ← Unscramble different letters