Sometimes Mo·sa·i·cal.

Origin of Mosaic

1655–65; < New Latin Mosaicus, equivalent to Late Latin Mōs(ēs) Moses + -aicus, on the model of Hebraicus Hebraic
Related formspost-Mo·sa·ic, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for mosaical

Historical Examples of mosaical

British Dictionary definitions for mosaical



  1. of or relating to Moses or the laws and traditions ascribed to him


  1. a design or decoration made up of small pieces of coloured glass, stone, etc
  2. the process of making a mosaic
    1. a mottled yellowing that occurs in the leaves of plants affected with any of various virus diseases
    2. Also called: mosaic diseaseany of the diseases, such as tobacco mosaic, that produce this discoloration
  3. genetics another name for chimera (def. 4)
  4. an assembly of aerial photographs forming a composite picture of a large area on the ground
  5. a light-sensitive surface on a television camera tube, consisting of a large number of granules of photoemissive material deposited on an insulating medium
Derived Formsmosaicist (məˈzeɪɪsɪst), noun

Word Origin for mosaic

C16: via French and Italian from Medieval Latin mōsaicus, from Late Greek mouseion mosaic work, from Greek mouseios of the Muses, from mousa Muse
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

Word Origin and History for mosaical



c.1400, from Old French mosaicq "mosaic work," from Italian mosaico, from Medieval Latin musaicum "mosaic work, work of the Muses," noun use of neuter of musaicus "of the Muses," from Latin Musa (see muse). Medieval mosaics were often dedicated to the Muses. The word formed in Medieval Latin as though from Greek, but the (late) Greek word for "mosaic work" was mouseion (Klein says this sense was borrowed from Latin). Figurative use is from 1640s. As an adjective in English from 1580s. Related: Mosaicist.



"pertaining to Moses," 1660s (earlier Mosaical, 1560s), from Modern Latin Mosaicus, from Moses.

Online Etymology Dictionary, © 2010 Douglas Harper

mosaical in Medicine


  1. Patterned in small squares; tesselated.
  1. An organism exhibiting mosaicism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

mosaical in Science


  1. Any of various viral diseases of plants, resulting in light and dark areas in the leaves, which often become shriveled and dwarfed.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

mosaical in Culture


A picture or design made from small pieces of colored tile, glass, or other material set in mortar. Mosaics have been widely used in Christian churches to decorate walls and ceilings.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.