The Collaborative International Dictionary
Mosaic \Mo*sa"ic\, n. [F. mosa["i]que; cf. Pr. mozaic, musec, Sp. & Pg. mosaico, It. mosaico, musaico, LGr. ?, ?, L. musivum; all fr. Gr. ? belonging to the Muses. See Muse the goddess.]
(Fine Arts) A surface decoration made by inlaying in patterns small pieces of variously colored glass, stone, or other material; -- called also mosaic work.
A picture or design made in mosaic; an article decorated in mosaic.
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Something resembling a mosaic[1]; something made up of different pieces, fitted together by design to form a unified composition.
aerial mosaic An aerial photograph of a large area, made by carefully fitting together aerial photographs of smaller areas so that the edges match in location, and the whole provides a continuous image of the larger area. Called also
mosaic map and photomosaic.
mosaic virus A type of plant virus that causes green and yellow mottling of leaves of a plant. A much-studied type is the tobacco mosaic virus, affecting the tobacco plant.
Wiktionary
n. (context photography English) A composite image made of individual photographs, normally of the same shape and size, placed together - to show a panoramic view etc.
Usage examples of "photomosaic".
Tarrant said, looking up from a large, photomosaic spread out on the plot table.
Spy satellites, carrying radars more sensitive than the equipment that had mapped the surface of Venus from the Magellan spacecraft, could create photomosaics of incredible detail, with a theoretical resolution of detail of a few feet.