YouTube Caption Definer is a free Chrome add-on developed by jackboz21. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This handy tool allows users to click on YouTube video subtitles and instantly get definitions, translations, and examples.

With YouTube Caption Definer, there's no longer a need to pause a video and manually type each word into a translator. This add-on simplifies the process by providing a one-click solution. It is particularly useful for those studying Russian through YouTube videos, as it streamlines the translation process.

By simply clicking on a subtitle, users can quickly access the meaning of words, their translations, and even examples of their usage. This makes learning a new language while watching YouTube videos a seamless and efficient experience.

YouTube Caption Definer is a valuable tool for language learners who rely on YouTube as a learning resource. With its simple and user-friendly interface, it enhances the learning experience by providing instant access to definitions, translations, and examples right from the video subtitles.