> /v1/apis/category/dictionaries
Free Dictionaries APIs[012]
12 free public APIs in the Dictionaries category — 4 require no authentication, 11 support HTTPS, 2 have CORS enabled.
Chinese Character Web
Chinese character definitions and pronunciations
Chinese Text Project
Online open-access digital library for pre-modern Chinese texts
Collins
Bilingual Dictionary and Thesaurus Data
Free Dictionary
Definitions, phonetics, pronounciations, parts of speech, examples, synonyms
Lingua Robot
Word definitions, pronunciations, synonyms, antonyms and others
Merriam-Webster
Dictionary and Thesaurus Data
Oxford
Dictionary Data
Synonyms
Synonyms, thesaurus and antonyms information for any given word
Wiktionary
Collaborative dictionary data
Wordnik
Dictionary Data
Words
Definitions and synonyms for more than 150,000 words
WordsAPI
An API for the English Language. Find definitions, related words, and more
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What are the best free Dictionaries APIs?
The directory tracks 12 free public Dictionaries APIs. Top picks include Chinese Character Web, Chinese Text Project, Collins, Free Dictionary, Lingua Robot — see the full list above, all free to use.
Are there free Dictionaries APIs without authentication?
4 of 12 Dictionaries APIs require no authentication and can be used immediately without an API key.
Do these APIs support HTTPS?
11 of 12 Dictionaries APIs support HTTPS.