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Public APIs · by APILayerData from public-apis (MIT)
  1. Home
  2. /Categories
  3. /Dictionaries

Free Dictionaries APIs

15 free public Dictionaries APIs for developers. 14 support HTTPS, 5 allow CORS from the browser and 7 need no API key.

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Showing 15 of 15 APIs

Chinese Character Web logo

Chinese Character Web

Chinese character definitions and pronunciations

No authNo HTTPSNo CORS
Chinese Text Project logo

Chinese Text Project

Online open-access digital library for pre-modern Chinese texts

No authHTTPSCORS ?
Collins logo

Collins

Bilingual Dictionary and Thesaurus Data

apiKeyHTTPSCORS ?
Free Dictionary logo

Free Dictionary

Definitions, phonetics, pronunciations, parts of speech, examples, synonyms

No authHTTPSCORS ?
I

Indonesia Dictionary

Indonesia dictionary many words

No authHTTPSCORS ?
L

Lingua Robot

Word definitions, pronunciations, synonyms, antonyms and others

apiKeyHTTPSCORS
Merriam-Webster logo

Merriam-Webster

Dictionary and Thesaurus Data

apiKeyHTTPSCORS ?
Oxford logo

Oxford

Dictionary Data

apiKeyHTTPSNo CORS
Random Lexicon logo

Random Lexicon

Random words and definitions using optional filters

No authHTTPSCORS
SayItVid logo

SayItVid

English video pronunciation search with timestamps, IPA phonetics and subtitle context

apiKeyHTTPSCORS
Synonyms logo

Synonyms

Synonyms, thesaurus and antonyms information for any given word

apiKeyHTTPSCORS ?
Wiktionary logo

Wiktionary

Collaborative dictionary data

No authHTTPSCORS
Wordnik logo

Wordnik

Dictionary Data

apiKeyHTTPSCORS ?
Words logo

Words

Definitions and synonyms for more than 150,000 words

apiKeyHTTPSCORS ?
WordSoHard logo

WordSoHard

Word definitions with Scrabble validity and tile score in one call, built for word games

No authHTTPSCORS

Dictionaries API FAQ

How many free Dictionaries APIs are there?

There are 15 free public Dictionaries APIs in the directory. 14 support HTTPS, 5 are confirmed to allow CORS and 7 need no API key.

Which Dictionaries APIs work without an API key?

7 Dictionaries APIs need no authentication, including Chinese Character Web, Chinese Text Project, Free Dictionary and Indonesia Dictionary. You can call them straight away without signing up.

Which Dictionaries APIs can I call from the browser?

APIs with CORS enabled can be called directly from front-end JavaScript. In Dictionaries, that includes Lingua Robot, Random Lexicon, SayItVid and Wiktionary.