Merriam-Webster Developer Center


Developer API Account Registration

Welcome to Merriam-Webster's Developer Center! If this is your first time here, please register using the form below. All fields are required. After you submit your registration, a verification e-mail will be sent to you. Please follow the instructions in that e-mail to complete your registration and receive your API Keys.

First Name:

Last Name:


Confirm E-mail:


Confirm Password:

Est'd Monthly Unique Users:

Request API Key #1:

Request API Key #2:

Company Name:

Application Name:

Application Description:

Application URL:

App Launch Date (MM/DD/YYYY):


By checking this box, I am agreeing to the Merriam-Webster API Terms of Service and Privacy Policy.

This will be your login, and verification e-mail will be sent to this address.

You will receive API keys for the references selected here. If you would like to request more than two keys, please contact us.

Please include the name of the application that will call the API service.

Please include a brief description of your application.

Please include the URL of your application (if available).

Please include the planned or estimated launch date of your application.