1. A text display apparatus comprising: a display section; a dictionary storage section to store dictionary information composed of a headword of a first language corresponded to description information of a second language; a text storage section to store text data of the first language; a text/translation display control section to display text data stored in the text storage section on the display section and to search description information of the headword corresponding to each word in the text data from the dictionary information to display a portion of the description information as an initial translated word in the second language in a position corresponding to each word; a selection section to select a word of the text data or the translated word displayed on the display section by user operation; a description information display control section to detect a word corresponding to the selected word or the selected translated word, and to search for description information of a headword corresponding to the word from the dictionary information to display the description information on the display section; and a translated word selection section to select a portion of the description information displayed by the description information display control section as a selected translated word by user operation, wherein the text/translation display control section includes a selected translated word discrimination display section to replace the initial translated word with the selected translated word and to display the selected translated word with a display form different from the initial translated word.