3. A machine translation system according to claim 1, wherein said programmed module of said receiving interface includes means for prompting and receiving user input defining linguistic features of a scratch word entry input to the respective user dictionary, and the dictionary control module includes user maintenance utilities enabling the scratch word entry defined with said linguistic features to be added into the corresponding user dictionary.
3. A machine translation system according to claim 1, wherein said programmed module of said receiving interface includes means for prompting and receiving user input defining linguistic features of a scratch word entry input to the respective user dictionary, and the dictionary control module includes user maintenance utilities enabling the scratch word entry defined with said linguistic features to be added into the corresponding user dictionary. 4. A machine translation system according to claim 3, wherein said dictionary control module includes user maintenance utilities enabling the linguistic features of a scratch word entry to be defined by reference to a similar word entry already defined with linguistic features in another user dictionary.