'Tessellation' definitions:
Definition of 'tessellation'
From: WordNet
noun
The careful juxtaposition of shapes in a pattern; "a tessellation of hexagons"
noun
The act of adorning with mosaic
Definition of 'Tessellation'
From: GCIDE
- Tessellation \Tes`sel*la"tion\, n. The act of tessellating; also, the mosaic work so formed. --J. Forsyth. [1913 Webster]