Definition of mosaic

• n. - A surface decoration made by inlaying in patterns small pieces of variously colored glass, stone, or other material; -- called also mosaic work.
• n. - A picture or design made in mosaic; an article decorated in mosaic.
• a. - Of or pertaining to the style of work called mosaic; formed by uniting pieces of different colors; variegated; tessellated; also, composed of various materials or ingredients.
• a. - Of or pertaining to Moses, the leader of the Israelites, or established through his agency; as, the Mosaic law, rites, or institutions.