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单词 rotograph
释义

rotograph

/ˈrəʊtə(ʊ)ɡrɑːf/ /ˈrəʊtə(ʊ)ɡraf/
Now chiefly historical
noun
A black and white photographic print in which positive and negative tones are reversed, formerly used especially for reproductions of manuscripts and the printed page.

Origin

Late 19th century; earliest use found in The Trade Marks Journal. From roto- + -graph, after photograph.

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更新时间:2024/11/10 12:12:03