# Wordnik API

Category: [Language and text](https://free-web-services.com/web-services/language/)  
Page: https://free-web-services.com/web-services/language/wordnik-api.html  
Documentation: https://developer.wordnik.com/

Wordnik's API gives definitions from five dictionaries for more than 800,000 words, plus synonyms, antonyms and other related words, example sentences with their sources, audio pronunciations, a word of the day and random words. Use it for dictionary lookups, vocabulary apps or word games. Call the REST endpoints with GET and get JSON. Free with a free API key for nonprofit or research use, up to 100 calls an hour; commercial use needs a paid plan.

- API key: Needed, free
- Pricing: Free with a free API key for nonprofit or research use, up to 100 calls an hour; commercial use needs a paid plan.
- From the browser: Yes (CORS)
- Formats: JSON
- Interface: REST, HTTP-GET
- Provider: developer.wordnik.com

Example request:

```sh
curl 'https://api.wordnik.com/v4/word.json/hello/definitions?api_key=YOUR_API_KEY'
```

Replace YOUR_API_KEY with your own key. The JavaScript works in a web page as well as in Node.js 18 or newer.