# Dictionary and Etymology

English word definitions, pronunciation, etymology, inflections and translations from Wiktionary.

## How to pay

Machine-payable over x402. USDC on: Base (eip155:8453), Solana (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp), Polygon (eip155:137), Arbitrum One (eip155:42161).
No accounts. No API keys. No signup. The paying wallet is the account.

## Machine-readable

- OpenAPI: https://dictionary-wiktionary.x402tookit.com/openapi.json
- x402 manifest: https://dictionary-wiktionary.x402tookit.com/.well-known/x402
- Catalog (free): https://dictionary-wiktionary.x402tookit.com/catalog
- Health (free): https://dictionary-wiktionary.x402tookit.com/health
- Uptime (free): https://dictionary-wiktionary.x402tookit.com/uptime

## Endpoints (7)

### GET /compare-words — $0.03
Compare two English words side by side: parts of speech, sense counts, lead definitions and what they share.
Params: a: string, b: string
Example: https://dictionary-wiktionary.x402tookit.com/compare-words?a=affect&b=effect

### GET /define — $0.02
Definitions of an English word by part of speech with usage examples (Wiktionary). English words only.
Params: word: string, pos?: string, limit?: integer
Example: https://dictionary-wiktionary.x402tookit.com/define?word=borrow&limit=4

### GET /etymology — $0.02
Origin of an English word: Wiktionary etymology summarised to about 400 characters with the language chain and a link.
Params: word: string
Example: https://dictionary-wiktionary.x402tookit.com/etymology?word=salary

### GET /pronounce — $0.02
IPA pronunciation by accent and audio file URLs for an English word, from Wiktionary. English words only.
Params: word: string
Example: https://dictionary-wiktionary.x402tookit.com/pronounce?word=went

### GET /translations — $0.03
Translations of an English word into a target language code (fr, de, es, ja...) by sense, from Wiktionary tables.
Params: word: string, lang: string, limit?: integer
Example: https://dictionary-wiktionary.x402tookit.com/translations?word=salary&lang=fr&limit=3

### GET /word-exists — $0.02
Is a spelling an English dictionary entry on Wiktionary? Returns parts of speech and flags for inflections and proper nouns.
Params: word: string
Example: https://dictionary-wiktionary.x402tookit.com/word-exists?word=serendipity

### GET /word-forms — $0.02
Inflected forms of an English word by part of speech (plural, past, -ing) and the base word if it is an inflection.
Params: word: string
Example: https://dictionary-wiktionary.x402tookit.com/word-forms?word=mice

## Terms

Coverage is ENGLISH words only (English entries on Wiktionary). Text is from Wiktionary, a community-edited dictionary licensed CC BY-SA 4.0; entries can be incomplete, disputed or wrong, and are summarised or truncated here with a link to the source page. Not a spelling authority or word-game dictionary. Not linguistic, legal or professional advice.