Document management apparatus and recording medium for easy register and display of character string indicating meaning

A non-transitory computer-readable recording medium storing a document management program,

• the document management program causing a computer to function as:
• a reading circuit that reads a character string and a marking from a document where a character string is marked;
• a storage circuit;
• and
• a control circuit
• wherein the control circuit has:
• a character string registration mode that causes the reading circuit to read the document, detects a character string to be annotated based on a position of the read marking, searches the note of the detected character string in a dictionary, and causes the storage circuit to store the detected character string and the searched note to register the character string, and
• a sentence output mode that accepts a sentence, collates the accepted sentence with the character string stored in the storage circuit, obtains the note of the character string found to be matched by the collation, and makes the obtained note correspond to the matched character string to output the obtained note together with the sentence, so as to output the sentence.