---
title: ToolRouter — Agent Use Case Guide
description: Step-by-step guide for completing a task with a specific AI agent using ToolRouter.
url: https://toolrouter.com/tools/dictionary-words/use-cases/lookup-definitions/openclaw
---
# How to Look Up Definitions with OpenClaw

OpenClaw retrieves word definitions in structured formats suitable for automated processing. Build vocabulary databases, generate glossary content for documentation systems, and create definition lookup features for educational applications by extracting clean, structured lexical data at scale.

## Setup

openclaw mcp add toolrouter -- npx -y toolrouter-mcp

## Steps

1. Connect ToolRouter: openclaw mcp add toolrouter -- npx -y toolrouter-mcp
2. Ask OpenClaw: "Define the word pragmatic"
3. OpenClaw returns the full definition
4. Ask: "Give me an example sentence"
5. Use the word confidently

## Example Prompt

```
Define "efficacy." I need the definition and example sentences.
```

## Tips

- Check definitions before using unfamiliar words in important documents
- Look up words you encounter in reading to build vocabulary
- Verify that a word means what you think it means before publishing
