Merriam-Webster, Inc., which was originally the G & C Merriam Company of Springfield, Massachusetts, is an American company that publishes reference books, especially dictionaries that are descendants of Noah Webster’s An American Dictionary of the English Language (1828). Merriam-Webster has an online (at service which includes a Dictionary and a Thesaurus service. CM Tooltip Pro+ has an API connection with Merriam-Webster which allows users to integrate dictionary or thesaurus terms definition into the tooltip or the term page.

Merriam Webster
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