There's one thing we can tell you for certain, and that is that the App Store is most definitely not suffering from a lack of dictionary and thesaurus apps these days. Whether you want a definition, antonym, or synonym for a certain word or group of words, we have you covered. Check out our list of the best dictionary apps and thesaurus apps for iPhone.
The best dictionary and thesaurus apps for iPhone
10 Feb 2017, by Cherry Mae Torrevillas
If you want to be able to find every word you search for, every time, then check out the highly rated Dictionary. app. It has 1.3 million definitions from Roget's Thesaurus, Webster's Dictionary, and The American Heritage Dictionary. You will also find over 100 dictionaries and encyclopedias from publishers like HarperCollins, Mosby's, Random House, McGraw-Hill, Cambridge University Press, and more. Bonus content now includes Dictionaries in 15 other languages like French and Spanish; Medical, Legal, Idioms and other specialty dictionaries; translations of English into over 40 languages; and an offline dictionary. The app also offers Word of the Day to help you increase your vocabulary.
- Over 80 dictionaries
- Multiple thesaurus sources
- Save unlimited bookmarks
- Word games
- Free with in-app purchase to remove ads
The WordWeb Dictionary offers dictionary and thesaurus functionality with spelling suggestions, fast searches, usage examples, related words, synonyms, and more. There are no ads. The database includes 70,000 usage examples, 285,000 words, phrases, and derived forms, 85,000 text pronunciations, 225,000 word sense definitions, and synonyms, similar, and related words. Intelligent word entry will suggest possible correct spellings as you type to help you save time. Want more information? Drill down any word in a definition, place a bookmark so you can come back to the entry, and keep a history of your searched words.
- No Internet required
- Fast pattern-matching search
- Customize search options
- Intelligent word entry
This dictionary app supports 51 language combinations and can be accessed offline. Vocabularies can be downloaded and updated, all dictionaries are bidirectional, suggest new translations and corrections, view your recent searches, play a quiz game, use the vocabulary trainer and more. This free version does contain ads. Users can upgrade to the paid version which allows access to all of the features. Once you try this dictionary app, you might not ever see the need for another one.
- A powerful, offline dictionary app
- Supports 51 different language combinations
- Bidirectional, Download vocabularies
- Quiz game, Vocabulary Trainer, Recent searches
- Free and limited version with ads, Paid version offers full access
Here’s a handy tool that will provide translations for content that users read online when browsing the internet or through another app. People of all backgrounds for personal or professional reasons will see the value in this app. Translate words in 11 different languages, just highlight content that you are reading, enter keywords to translate, get examples, enjoy native pronunciations, search history, create vocab lists, share findings and much more. There are in-app purchases for the premium version of this app and to remove ads.
- Easy offline and online translation tool
- Translate in 11 different languages
- Highlight text or enter words for translation
- Native pronunciation, Sample, Vocab lists, Search history
- In-app purchases for premium version and to remove ads
Students, teachers, and writers will love the Power Thesaurus app. It offers 10 million synonyms and antonyms so you can quickly look up opposite or similar words. The app is easy to use and offers quick search with auto-correction. The app is crowdsourced; built for writers by a community of writers. The app is constantly growing and improving on itself and visitors are encouraged to rate words with an easy voting system. Power Thesaurus is ad-free, uses real-time data, and returns your results with incredible speed.
- Super fast
- 10 million synonyms and antonyms
- Quick search
- Constantly growing and being improved upon
What makes Advanced English Dictionary & Thesaurus stand out from the others? It offers high-quality audio pronunciations in British, American, and Australian English, advanced search technology, and more. It has no in-app purchases and is ad-free, as well. It has over 590,000 entries, content-sensitive IPA pronunciation symbol assistance, clear and precise definitions, etymologies, sample sentences, and a unique conceptual thesaurus with word links. One of the best parts of this app is that it doesn't require an Internet connection. Want to look up random words? Give your iPhone a shake. Want to keep track of the words you've looked up? There's an editable history and bookmarks function, too.
- Powered by iSpeech technology
- Fast look-ups
- Clear definitions
- Audio pronunciations
- No ads and no in-app purchases
The Advanced English Dictionary & Thesaurus (Universal) app is currently advertised as being 60% off so save some cash and get it now. It offers advanced search technology, an intuitive user interface, audio pronunciations in Australian, British, and American English, and has no in-app purchases. There are almost 5 million words and over 591,000 entries in the app, each with clear and precise definitions. You'll get geographical and biographical data, scientific and technical terms, idioms, abbreviations, common misspellings, contractions, and more. You don't even need an Internet connection to use it, unless you want to play audio pronunciations.
- Fast look-ups
- Audio pronunciations
- Editable history
- Shows users how words are linked
Dictionary Pro gives you 14 offline dictionaries in many languages, offline translations from English to over 40 languages, an expanded offline English dictionary, ad-free content, and 1.3 million definitions from the world's most trusted sources. Information comes from Webster's Dictionary, Roget's Thesaurus, American Heritage Dictionary, and more. You'll get multiple thesaurus sources, extensive definitions, illustrations, etymologies, example sentences, and you can learn new words every day with daily articles and Word of the Day. You also have the ability to save unlimited bookmarks and then sync them across all your devices.
- Word games
- See search suggestions
- Search online dictionaries in different languages
- Audio pronunciations
- Offline mode
This app will make you think twice about ever using a regular old thesaurus app again. Thesaurus Rex by Dictionary.com has modern content and synonyms for new words, 30,000 more new entries, and it works offline. You can sort synonyms with filters, create personalized lists of your favorite words, and use the “best match” feature to find the perfect word and synonyms fast. Songwriters and poets will appreciate the Rhymes and Syllables feature! You can use the Length feature to shorten or lengthen your synonyms, hear an audio pronunciation, and learn new words in context using Word Origin & History.
- Offline access
- Create personalized shortlists for favorite synonyms
- Refine and sort using filters
- Modern content
- Useful for students, writers, poets, and songwriters
The developers claim that this app is the most comprehensive dictionary app for the iOS. There are over 2 million definition and synonyms for users to search. Additionally, this app works offline which makes it even more essential. Learn the word of the day, listen to audio pronunciations of the words, search via voice, translate into 25 different languages and more. Other cool features are word origins, favorites, search history, example sentences of the words and quizzes. This really could be the best dictionary app and it’s a must have for all Apppicker readers.
Very comprehensive, Works offline
- Word of the Day, Audio pronunciation, Voice search
- Word origins and their history, Search history
- Translate into 25 languages
- Example sentences, Tips and Quizzes
- Over 2 million definitions and synonyms