chi·a·ro·scu·ro (kē-är'ə-skʊr'ō, -skyʊr'ō)
n., pl. -ros. In all senses also called claire-obscure.
The technique of using light and shade in pictorial representation.
The arrangement of light and dark elements in a pictorial work of art.
A woodcut technique in which several blocks are used to print different shades of a color.
A woodcut print made by this technique.
[Italian : chiaro, bright, light (from Latin clārus, clear) + oscuro, dark (from Latin obscūrus).]
chiaroscuro (kyärōskū'rō) [Ital.,=light and dark], term once applied to an early method of printing woodcuts from several blocks and also to works in black and white or monotone. Today it is used loosely to refer to the distribution of light and dark in painting.
the quality of being veiled or partly in shadow