Patent US 4,355,370

A portable electronic dictionary and language interpreter comprises an input device for entering a word wherein the leading character is represented as a capital character and the remaining one or more characters are represented as small characters, and a translator for memorizing the word and a translated word equivalent thereto. The word is contained within the translator in a form wherein the leading character is written as a small character and there is contained therein an indication representing that the small character of the word stored in the translator should be changed to the corresponding capital character. A control device is provided for permitting the translator to generate the word and the equivalent translated word, the word being represented in a form therein the leading character thereof is written as a capital character and the remaining one or more characters are written as small characters.