This document provides an introduction to art history, including definitions of key terms. It discusses what art is, its purposes and functions in communicating information, spiritual sustenance, personal and cultural expression, and social/political influence. It covers fundamentals of interpreting art through formal analysis of line, shape, color, texture, space, composition and scale. Contextual analysis and the relationship between form and content are also introduced. Stylistic periods and movements like realism, naturalism, illusionism, non-representational and expressionism are defined. The document recommends several websites for additional art history resources.