tessellation

or tes·se·la·tion

[ tes-uh-ley-shuh n ]
/ ˌtɛs əˈleɪ ʃən /

noun

the art or practice of tessellating.
tessellated form or arrangement.
tessellated work.

Origin of tessellation

1650–60; tessellate (verb) + -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for tessellation

tessellation

/ (ˌtɛsɪˈleɪʃən) /

noun

the act of tessellating
the form or a specimen of tessellated work
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012