CHIAROSCURO Meaning of CHIAROSCURO in English [ kɪˌα:rə'skʊərəʊ ]■ noun the treatment of light and shade in drawing and painting.OriginC17: from Ital., from chiaro 'clear, bright' + oscuro 'dark, obscure'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004