It's tedious to always open a new tab or take up your dictionary to look up for words' meaning or explanation while reading your favorite article, books, PDFs or when browsing and come across a word you want to know about. Wikidata OCI(One-Click-Info) Extension is here to help. Wikidata OCI Extension is an extension that is built with Wikidata API, when activated, will allow the user to select a word and click the extension to get a quick summary of the wikidata item or label selected or highlighted.
This extension operates with the action API and wikidata's sitelinks. This [article]() is a good resource for learning more about the extension.