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Oxford

Dictionary Data

DictionariesAuth: API KeyHTTPS: YesCORS: noStatus: alive

Last verified: November 12, 2026

Reliability

100% uptime: the documentation responded in 5 of 5 checks over the last 30 days. Median response time: 305 ms.

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At a glance

# Lists available filters (add your API key; see the docs for where it goes) curl "https://od-api-demo.oxforddictionaries.com:443/api/v1/filters"

API reference

From Oxford's OpenAPI specification (version 1.11.0), spec updated June 21, 2021, via APIs.guru.

  • Base URL: https://od-api-demo.oxforddictionaries.com:443/api/v1
  • Endpoints: 26
  • Spec license: API Terms And Conditions
  • Machine-readable spec: OpenAPI JSON (import into Postman, Insomnia or a code generator)
MethodPathWhat it does
GET/domains/{source_domains_language}/{target_domains_language}Lists available domains in a bilingual dataset
GET/domains/{source_language}Lists available domains in a monolingual dataset
GET/entries/{source_language}/{word_id}/sentencesRetrieve corpus sentences for a given word
GET/entries/{source_lang}/{word_id}Retrieve dictionary information for a given word
GET/entries/{source_lang}/{word_id}/antonymsRetrieve words that mean the opposite
GET/entries/{source_lang}/{word_id}/regions={region}Specify GB or US dictionary for English entry search
GET/entries/{source_lang}/{word_id}/synonymsRetrieve words that are similar
GET/entries/{source_lang}/{word_id}/synonyms;antonymsRetrieve synonyms and antonyms for a given word
GET/entries/{source_lang}/{word_id}/{filters}Apply filters to response
GET/entries/{source_translation_language}/{word_id}/translations={target_translation_language}Retrieve translation for a given word
GET/filtersLists available filters
GET/filters/{endpoint}Lists available filters for specific endpoint
GET/grammaticalFeatures/{source_language}Lists available grammatical features in a dataset
GET/inflections/{source_lang}/{word_id}/{filters}Check a word exists in the dictionary and retrieve its root form
GET/languagesLists available dictionaries
GET/lexicalcategories/{language}Lists available lexical categories in a dataset
GET/regions/{source_language}Lists available regions in a monolingual dataset
GET/registers/{source_language}Lists available registers in a monolingual dataset
GET/registers/{source_register_language}/{target_register_language}Lists available registers in a bilingual dataset
GET/search/{source_lang}Retrieve possible matches to input
GET/search/{source_search_language}/translations={target_search_language}Retrieve possible translation matches to input
GET/stats/frequency/ngrams/{source_lang}/{corpus}/{ngram-size}/Retrieve the frequency of ngrams (1-4) derived from a corpus
GET/stats/frequency/word/{source_lang}/Retrieve the frequency of a word derived from a corpus.
GET/stats/frequency/words/{source_lang}/Retrieve a list of frequencies of a word/words derived from a corpus.
GET/wordlist/{source_lang}/{filters_advanced}Retrieve list of words for category with advanced options

Showing 25 of 26 endpoints. The full list is in the spec above.

History

  • November 12, 2026: last health check, responding

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