pressmark pressmanship • pressor · · · Info · Definitions · Synonyms · Characters · · pressmark · · Text Latin · · Script 9 · · Length Definitions · · · (noun) a mark consisting of characters written on a book; used to indicate shelf location. Synonyms: call mark, call number. · · Noun Definition 1 Synonyms · · · call mark · · Synonym 1 call number · · Synonym 2 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 k latin small letter k U+006B m latin small letter m U+006D p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073