Medical Definition of functional. 1a: of, connected with, or being a functionâcompare structural 1b: affecting physiological or psychological functions but not organic structure functional heart disease a functional psychosisâcompare organic 1b. 2: performing or able to perform a regular function.
Known for Four Apostles woodcuts, engravings and Melencolia interest in Italian concepts Albrecht Altdorfer German painter, engraver, and architect of the Renaissance. Regarded to be the main representative of the so-called Danube School setting biblical and historical subjects against landscape backgrounds of expressive colors.
Josef Albers, Homage to the Square, 1965. Accomplished as a designer, photographer, typographer, printmaker, and poet, Albers is best remembered for his work as an abstract painter and theorist. He favored a very disciplined approach to composition. Most famous of all are the hundreds of paintings and prints that make up the series, Homage to the Square. In this rigorous series, begun in 1949, Albers explored chromatic interactions with nested squares.