18.0
MDBG Chinese Dictionary combines Chinese-English and English-Chinese lookup with tools for reading and practicing Chinese.
Free planAndroidiOSWeb
Best Online Dictionaries in 2026
Whether you are checking a definition, comparing translations, or looking for examples, an online dictionary can make word lookup easier. Compare ABBYY Lingvo, Oxford Learner’s Dictionaries, and dict.cc on languages covered, translation lookup, usage examples, and audio pronunciation. Mobile apps and offline access may be useful when you want to consult words away from a browser or without a connection. Check…
28.0
Oxford Learner’s Dictionaries brings together seven dictionary and grammar reference titles for learners, with web and mobile access and an API for developers.
Free planAndroidiOSWeb
38.0
The Free Dictionary gathers dictionaries, a thesaurus, specialized reference works, encyclopedias, literature references, and a search engine.
Free planAndroidiOSWeb
- 4
Duden-Mentor
Duden-Mentor checks German text for spelling, grammar, punctuation and style, and suggests corrections.
Free planWebAPIExtensionmacOS7.7From €2.99 a month - 5
ABBYY Lingvo
ABBYY Lingvo provides electronic dictionaries for work and study on Android, iOS, macOS, and Windows.
Free planAndroidiOSmacOSWindows7.34,018 RUB one-time - 6
WordWeb
WordWeb is an English dictionary and thesaurus for definitions, related words, examples and translation lookup.
Free planAndroidiOSmacOSWindows7.3From $1.50 a month - 7
Larousse Dictionaries
Larousse Dictionaries combines French reference tools with bilingual resources, translation, and study aids on the web and in mobile apps.
Free planAndroidiOSWebWindows7.2From €99 a month - 8
Merriam-Webster Dictionary
Merriam-Webster Dictionary is an online reference for word definitions, synonyms, and language learning, available on the web, Android, and iOS, with…
Free planAndroidiOSWebAPI7.2From $9.99 a year - 9
Van Dale Online
Van Dale Online provides online dictionary access for professionals, secondary and higher education, and NT2 learners.
Free planAndroidiOSWeb7.2From €3 a year - 10
American Heritage Dictionary
American Heritage Dictionary presents the Fifth Edition of The American Heritage Dictionary of the English Language for online lookup, with apps also…
Free planAndroidiOSWeb7.1$49.99 one-time - 11
LEO Dictionary
AndroidiOSWebExtension7.1From €7.49 a year - 12
Linguee
Linguee is a free dictionary and translation-search service, with an English-German dictionary and a search covering 1,000,000,000 translations.
Free planAndroidiOSWeb7.0Free plan - 13
Merriam-Webster Medical Dictionary
Merriam-Webster Medical Dictionary is a free resource for looking up medical terms and abbreviations.
Free planAndroidiOSWeb7.0Free plan - 14
Pleco Chinese Dictionary
Pleco Chinese Dictionary is a Chinese dictionary, flashcard, and document-reading app for iPhone, iPad, and Android.
Free planAndroidiOS7.0$29.99 one-time - 15
Vocabulary.com
AndroidiOSWeb6.9From $59.99 a year - 16
dict.cc
dict.cc is an online dictionary for translation lookup across language pairs such as English-German and English-French.
Free planAndroidiOSWebmacOS6.8Free plan - 17
PONS Dictionary
PONS Dictionary is an online dictionary and translation service for looking up single words, common word combinations and phrases.
Free planAndroidiOSWebAPI6.7Free plan - 18
Wordnik
Free planWebAPI6.7From $10 a month - 19
Cambridge Dictionary
Cambridge Dictionary is an online reference for English definitions, translation lookup, pronunciation, and word study.
Free planAndroidiOSWebAPI6.6Free plan - 20
Diccionario de la lengua española
Diccionario de la lengua española (DLE) is a free Spanish dictionary for general vocabulary used in Spain and Spanish-speaking countries.
Free planAndroidiOSWeb6.6Free plan - 21
Dictionary.com
Dictionary.com is a free dictionary and thesaurus available on the web, Android, and iOS.
Free planAndroidiOSWeb6.6Free plan - 22
NAVER Dictionary
NAVER Dictionary is a free dictionary and language-learning service for the web, iOS, and Android.
Free planAndroidiOSWeb6.6Free plan - 23
GoldenDict
GoldenDict is a dictionary lookup program for finding words across local dictionaries, websites, and other applications.
Free planAndroidLinuxmacOSWindows6.5Free plan - 24
Weblio
Weblio is an online dictionary service available through web, iOS, Android, and a Chrome extension.
Free planAndroidiOSWebExtension6.5Free plan - 25
WordReference
AndroidiOSWebmacOS6.5