Lexicurio API

A free, keyless read API for rare & beautiful words — definitions, etymologies, the Lexicurio strength score, and the essay on why each word is great.

No key, no signup. Data is CC BY 4.0 — use it freely with attribution to Lexicurio. Please be gentle (light rate limits apply). Full spec: openapi.json.

Endpoints

GET /api/v1/word/{word}
Look up a word.

GET /api/v1/random
A random beautiful word.

GET /api/v1/word-of-the-day
Today's Word of the Day.

Example

curl https://lexicurio.com/api/v1/word/petrichor

{
  "word": "petrichor",
  "partOfSpeech": "noun",
  "definition": "The distinctive scent that accompanies the first rain after a dry spell.",
  "etymology": "From Greek petra ('stone') + ichor ('the fluid in the veins of the gods').",
  "score": 90,
  "descriptor": "Sui generis",
  "essay": "…",
  "url": "https://lexicurio.com/word/petrichor",
  "attribution": "Lexicurio (lexicurio.com) · CC BY 4.0"
}

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