Bring Dictionary
to Google ADK
Create your Vinkius account to connect Merriam-Webster to Google ADK and start using all 2 AI tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code. No hosting, no server setup — just connect and start using.
Compatible with every major AI agent and IDE
What is the Merriam-Webster MCP Server?
Equip your AI agent with the gold standard of the English language via the Merriam-Webster MCP server. This integration provides your agent with instant access to the prestigious Collegiate Dictionary and Thesaurus. Your agent can instantly fetch precise definitions, audit etymologies, and retrieve comprehensive synonym/antonym lists without you ever needing to browse a physical dictionary or website. Whether you are refining your writing or verifying technical linguistic nuances, your agent acts as a dedicated lexicographer through natural conversation.
What you can do
- Word Definitions — Retrieve detailed definitions, parts of speech, and pronunciations for thousands of English words.
- Thesaurus Auditing — Fetch extensive lists of synonyms, antonyms, and related words to enrich your vocabulary.
- Usage Examples — Access authentic sentence examples to understand how words are used in real-world contexts.
- Linguistic Intelligence — Verify the correct spelling and grammatical category of complex terms.
- Discovery — Identify related words and linguistic patterns through aggregate search results.
How it works
- Subscribe to this server
- Enter your Merriam-Webster Dictionary and Thesaurus API Keys
- Start managing your linguistic intelligence from Claude, Cursor, or any MCP-compatible client
Who is this for?
- Writers & Editors — instantly find the perfect word and verify definitions during the creative process.
- Students & Language Learners — explore the nuances of English vocabulary and usage through an AI-guided interface.
- Content Creators — retrieve synonyms and usage examples to polish scripts, articles, and social media posts.
- IT & Legal Professionals — verify the precise meaning of technical and formal terminology.
- Developers — integrate reliable linguistic data into their applications through natural language queries.
Built-in capabilities (2)
Get the definition of a word
Get synonyms and antonyms
Why Google ADK?
Google ADK natively supports Merriam-Webster as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 2 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.
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Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution
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Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with Merriam-Webster
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Production-ready features like session management, evaluation, and deployment come built-in. not bolted on
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Seamless integration with Google Cloud services means you can combine Merriam-Webster tools with BigQuery, Vertex AI, and Cloud Functions
Merriam-Webster in Google ADK
Why run Merriam-Webster with Vinkius?
The Merriam-Webster connection runs on our fully managed, secure cloud infrastructure. We handle the hosting, maintenance, and security so you don't have to deal with servers or code. All 2 tools are ready to work instantly without any complex setup.
You stay in complete control of your data. Your AI only accesses the information you approve, keeping your sensitive passwords and private details completely safe. Plus, with automatic optimizations, your AI works faster and more efficiently.

* Every connection is hosted and maintained by Vinkius. We handle the security, updates, and infrastructure so you don't have to write code or manage servers. See our infrastructure
Over 4,000 integrations ready for AI agents
Explore a vast library of pre-built integrations, optimized and ready to deploy.
Connect securely in under 30 seconds
Generate tokens to authenticate and link external services in a single step.
Complete visibility into every agent action
Audit live requests, latency, success rates, and active security compliance policies.
Optimize spending and track token ROI
Analyze real-time token consumption and cost metrics detailed by connection.




Explore our live AI Agents Analytics dashboard to see it all working
This dashboard is included when you connect Merriam-Webster using Vinkius. You will never be left in the dark about what your AI agents are doing with your tools.
Merriam-Webster and 4,000+ other AI tools. No hosting, no code, ready to use.
Professionals who connect Merriam-Webster to Google ADK through Vinkius don't need to write code, manage servers, or worry about security. Everything is pre-configured, secure, and runs automatically in the background.
Raw MCP | Vinkius | |
|---|---|---|
| Ready-to-use MCPs | Find and configure each manually | 4,000+ MCPs ready to use |
| Connection Setup | Manual coding & server setup | 1-click instant connection |
| Server Hosting | You host it yourself (needs 24/7 uptime) | 100% hosted & managed by Vinkius |
| Security & Privacy | Stored in plaintext config files | Bank-grade encrypted vault |
| Activity Visibility | Blind execution (no logs or tracking) | Live dashboard with real-time logs |
| Cost Control | Runaway AI token spend risk | Automatic budget limits |
| Revoking Access | Must delete files or code to stop | 1-click disconnect button |
How Vinkius secures
Merriam-Webster for Google ADK
Every request between Google ADK and Merriam-Webster is protected by our secure gateway. We automatically keep your sensitive data private, prevent unauthorized access, and let you disconnect instantly at any time.
Frequently asked questions
Do I need separate API keys for the dictionary and thesaurus?
Yes, Merriam-Webster provides separate keys for the Collegiate Dictionary and the Collegiate Thesaurus. You must provide both in the credentials section to enable all tools.
What happens if a word is not found?
If an exact match is not found, the API often returns a list of suggestions. Your agent will display these suggestions to help you find the correct term.
Can I see the part of speech for a word?
Yes! Every definition returned by the define_word tool includes the part of speech (e.g., noun, verb, adjective) next to the word headword.
How does Google ADK connect to MCP servers?
Import the MCP toolset class and pass the server URL. ADK discovers and registers all tools automatically, making them available to your agent's tool-use loop.
Can ADK agents use multiple MCP servers?
Yes. Declare multiple MCP tool providers in your agent configuration. ADK merges all tool schemas and the agent can call tools from any server in a single turn.
Which Gemini models work best with MCP tools?
Gemini 2.0 Flash and Pro models both support function calling required for MCP tools. Flash is recommended for latency-sensitive use cases, Pro for complex reasoning.
McpToolset not found
Update: pip install --upgrade google-adk
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