intaglio printing
A printing technique where the image is incised into a plate, and the incised lines hold the ink. Used for high-quality prints, banknotes, and stamps.
紙幣は凹版印刷で作られている。
Banknotes are made using intaglio printing.
凸版印刷 uses raised surfaces to hold ink, while 凹版印刷 uses recessed areas—the two are opposite printing techniques.
Compound of 凹版 (intaglio plate) and 印刷 (printing). The term is a direct technical description of the process.