Merriam-Webster Medical Dictionary vs The Free Dictionary

Merriam-Webster Medical Dictionary is a free web resource for searching medical terms and abbreviations. Users can also browse entries alphabetically through A–Z and 0–9. Merriam-Webster presents it as a way to build medical vocabulary and become a more informed health-care consumer, describing the content as an up-to-date, comprehensive medical dictionary. Access is available on the web, Android, and iOS. Its Dictionary & Thesaurus app provides Medical, Legal, and Kids dictionary definitions through an in-app subscription. Listed app features include offline access, voice search, vocabulary quizzes, favorites, and search history. Users can look up words with the search bar or voice input, and favorite words can sync between devices. Medical Dictionary definitions appear within the app’s word-search results. The website’s free plan costs nothing for searching and browsing medical terms and abbreviations. App access is offered through a monthly or annual subscription, but the pages opened do not state its price. Merriam-Webster identifies itself as an Encyclopaedia Britannica company and says professional dictionary editors and writers support its products and services. Its policy says it does not sell personal information, while describing service-provider sharing and third-party advertising.

The Free Dictionary brings together dictionaries, a thesaurus, specialized reference works, encyclopedias, literature references, and a search engine. Its app adds audio pronunciations, example sentences, etymologies, word games, and a daily word and idiom. It offers dictionaries in 13 other languages and translations from English into more than 40 languages. The app provides free offline access to English dictionary and thesaurus content; offline dictionaries in other languages are Pro features. Users can save bookmarks and sync them across devices. The website and app are free, while the app includes ads and in-app purchases. Listed one-time options are 5.99 USD for an ad-free upgrade and 9.99 USD for Dictionary Pro, which includes ad-free use, offline dictionaries, and translations. It is available on Android, iOS, macOS, and the web. Other apps can access it through API calls; developers are directed to contact Farlex for instructions. The app directs users with questions or problems to Feedback in Settings for email support.