HEdictionaryEnglishKorean is a dictionary designed not only for Korean people to learn English, but also for English people to learn Korean. The comprehensive dictionary contains 5 built-in dictionaries and allows you to have access to famous Korean web dictionaries - WordRefence, Nate, Yahoo and Google.
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.