# Dictionary Api

The Merriam-Webster Dictionary API provides developers with access to comprehensive dictionary and thesaurus content, including definitions, etymologies, audio pronunciations, synonyms, and antonyms.

- **Category:** education
- **Auth:** API_KEY
- **Composio Managed App Available?** N/A
- **Tools:** 1
- **Triggers:** 0
- **Slug:** `DICTIONARY_API`
- **Version:** 20260211_00

## Tools

### Get Word Definition

**Slug:** `DICTIONARY_API_GET_WORD_DEFINITION_V2`

Retrieve comprehensive dictionary data for a word including definitions, phonetics, etymology, synonyms, and antonyms. Uses the Free Dictionary API (dictionaryapi.dev) - a free, open-source dictionary powered by Wiktionary data. Returns detailed word information including multiple definitions grouped by part of speech, pronunciation audio, example sentences, and related words. Ideal for language learning, writing assistance, and vocabulary exploration. Note: Primarily supports English ('en'). Other languages may have limited coverage.

#### Input Parameters

| Parameter | Type | Required | Description |
|-----------|------|----------|-------------|
| `word` | string | Yes | The word to look up in the dictionary (e.g., 'test', 'serendipity', 'hello') |
| `language` | string | No | Two-letter ISO 639-1 language code. Commonly supported: 'en' (English), 'fr' (French), 'de' (German), 'it' (Italian), 'pt' (Portuguese). Default: 'en' |

#### Output

| Parameter | Type | Required | Description |
|-----------|------|----------|-------------|
| `data` | string | Yes | Data from the action execution |
| `error` | string | No | Error if any occurred during the execution of the action |
| `successful` | boolean | Yes | Whether or not the action execution was successful or not |