English dictionary apps for Mac OS

Professional dictionary and thesaurus applications for Mac with offline functionality and comprehensive word databases.

Full audio pronunciations and many related words

One-third of the full 20-volume Oxford English Dictionary

Third Edition with full audio pronunciations

Comprehensive American English dictionary with full audio pronunciations

The single-volume British and international English dictionary with the widest coverage of all the riches of the English language.

Huge range of words and full audio pronunciations

A total of about 400,000 synonyms and antonyms, the perfect reference for writers and word game enthusiasts.

Get all of the dictionaries together. Also available for one-click lookup as a Windows desktop dictionary, and for iOS and Android.