Suomi Sanakirja is a free Chrome extension that provides users with a convenient way to access definitions, synonyms, and translations directly from any webpage. By simply clicking on any word, users can retrieve detailed information from Suomisanakirja.fi, which serves as an extensive online dictionary for the Finnish language. This tool is particularly useful for language learners and anyone needing quick access to language resources while browsing the web.

The extension offers a user-friendly interface that integrates seamlessly with the Chrome browser. It features a vast database that includes a general dictionary, synonym dictionary, encyclopedic entries, and translations in over 50 languages. This makes Suomi Sanakirja a versatile tool not only for Finnish speakers but also for those interested in multilingual support. Overall, it enhances the browsing experience by providing immediate language assistance.