Happy Translating simplifies your screen by giving you side-by-side text editors and a dictionary window all in one. Contains JDIC for offline English to Japanese and Japanese to English referencing. Simply highlight a word and press command-d to have it show up in the dictionary window.
InstantTranslate makes it really easy to translate a selection of text in the application you are working in from one language to another language.
One World Dictionary by Ascendo is a leading multilingual reference tool for Apple desktops.
