miniature

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A copy or model that represents or reproduces something in a greatly reduced size.
• noun Something small of its class.
• noun A small painting executed with great detail, often on a surface such as ivory or vellum.
• noun A small portrait, picture, or decorative letter on an illuminated manuscript.
• noun The art of painting miniatures.
• adjective Greatly reduced in size or scale. synonym: small.

from The Century Dictionary.

• To represent or depict on a small scale.
• noun A painting, generally a portrait, of very small dimensions, usually executed in water-colors, but sometimes in oil, on ivory, vellum, or paper of a thick and fine quality.
• noun Hence Anything represented on a greatly reduced scale.
• noun A greatly reduced scale, style, or form.
• noun Red letter; lettering in red lead or vermilion.
• noun Anything small or on a small scale.
• On a small scale; much reduced from natural size.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Being on a small scale; much reduced from the reality.
• transitive verb To represent or depict in a small compass, or on a small scale.
• noun Originally, a painting in colors such as those in mediæval manuscripts; in modern times, any very small painting, especially a portrait.
• noun Greatly diminished size or form; reduced scale.
• noun obsolete Lettering in red; rubric distinction.
• noun obsolete A particular feature or trait.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A small version of something; a model of reduced scale.
• noun A small, highly detailed painting, a portrait miniature.
• noun The art of painting such highly detailed miniature works.
• noun An illustration in an illuminated manuscript.
• noun A musical composition which is short in duration.
• noun gaming A token in a game representing a unit or character.
• adjective Smaller than normal.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective being on a very small scale
• noun painting or drawing included in a book (especially in illuminated medieval manuscripts)
• noun a copy that reproduces a person or thing in greatly reduced size