3 items
Understand Every Word. Instantly. Lexify turns YouTube into a language learning tool. While you watch any video with subtitles, simply hover over any word you don't recognize and an instant definition card appears — right on screen, without leaving the video. How it works Enable subtitles on any YouTube video. Lexify highlights words as they appear. Hover to see a contextual AI-powered definition tailored to how the word is used in that exact sentence. Features • Instant definitions — hover any subtitle word, no clicking or tab switching • AI-powered context — definitions are specific to how the word is used, not just generic dictionary entries • Auto vocabulary tracker — every word you look up is saved to your personal dashboard with the video timestamp and sentence it appeared in • Export to Anki, CSV, or JSON — study your saved words on any device • Works on any YouTube video with subtitles Who is it for? Language learners, students, professionals watching educational content, or anyone who wants to expand their vocabulary naturally through video. Sign in to sync your vocabulary across devices and access your personal word dashboard at https://youtubelexify.com/.
Sep 6, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.