pica/ˈpaɪkə; `paɪkə/ n1 one of the sizes of letters used in typewriting (ten letters per inch) 英文打字机上相当於12点活字的字型（每英寸10个字母）.2 (in printing) unit of measurement for type2(1) （印刷）12点活字.
牛津英汉双解词典