Hyle (Greek ὕλη, Hyle, material, matter ') emerges as a philosophical concept, among others, in the context of Aristotelian physics and metaphysics, where it is within the pair of terms ' form ' is used, and fabric'. Hyle is there the first Underlying bar all determination, the malleable material, the material, the, prime matter ', ie the human work, adopts by Techne, a certain shape. In previous word usage Homer referred to the ancient Greek term hyle wood, woodland or forest.