Spanish-English Dictionary is a Mac OS X application that allows you to find translations from Spanish to English and from English to Spanish.
Spanish-English Dictionary also supports translating chunks of text and provides the ability to insert your own words and their translation.
NOTE: To buy Spanish-English Dictionary via the App Store, an Apple account is required.
Here are some key features of "Spanish-English Dictionary":
· Over 100000 words and phrases
· Translate text
· Add words to memory
· Zoom in or out text
· Offline usage