Data

Word definitions from Wiktionary API

Look up a word's definitions on Wiktionary (keyless REST endpoint), grouped by part of speech with usage examples, HTML stripped. Answers 'define X', 'what does X mean', 'what part of speech is X', 'give me examples of X in a sentence'.

Price$0.01per request

MethodPOST

Route/v1/data/kb-define

StatusLive

MIME typeapplication/json

Rate limit60/minute

Cache86400s public

datawiktionarydictionarydefinitionwordmeaninglanguagelexical

API URLhttps://x402.hexl.dev/v1/data/kb-define

Integration docs

Example request

{
  "word": "serendipity",
  "language": "en"
}

Example response

{
  "word": "serendipity",
  "language": "en",
  "senseCount": 1,
  "senses": [
    {
      "partOfSpeech": "Noun",
      "language": "English",
      "definitions": [
        {
          "definition": "A combination of events which are not individually beneficial, but occurring together produce a good or wonderful outcome.",
          "examples": []
        }
      ]
    }
  ],
  "url": "https://en.wiktionary.org/wiki/serendipity"
}

Input schema

{
  "type": "object",
  "required": [
    "word"
  ],
  "properties": {
    "word": {
      "type": "string",
      "examples": [
        "serendipity"
      ]
    },
    "language": {
      "type": "string",
      "default": "en"
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}