Hold Ctrl and hover over any word to instantly see its definition. Supports on all websites.
Users
11
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#191K
#159K among extensions
Version
1.6.3
updated 13 Sep 2026
Users
monthly, 8 months
Latest, 16 Oct 2026:11 usersMove the mouse over the chart for any month
Ratings count
monthly, 8 months
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About QuickDefine - Hover for Instant Word Meanings
QuickDefine lets you instantly discover word meanings while browsing the web ⚡
Simply hold Ctrl and hover over any word to view its definition in a clean, elegant popup. There’s no need to open a new tab, copy and paste words into another website, or interrupt what you're reading — the meaning appears right where you need it ✨
Why you’ll love QuickDefine 💙
• 🚀 Save time by finding word meanings without leaving your current page
• 📚 Learn new words naturally while reading articles, documentation, blogs, and more
• 🌐 Works across websites, helping you understand unfamiliar words wherever you browse
• 🎯 Clean and distraction-free design that keeps your focus on what matters
• 🔒 Privacy-first — no tracking, ever
Perfect for students, readers, developers, researchers, and anyone who enjoys learning new words as they browse 💡
QuickDefine is free, lightweight, and easy to use — designed to stay out of your way and provide a definition at the exact moment you need one.
📝 Version History
v1.5.4 (Latest Update)
Bug fixes
v1.5.3
Smooth Hover & Stability Improvements
v1.5.2
Enhanced Interaction Reliability: Improved popup interaction handling for a more responsive and dependable experience.
Accuracy Improvements: Enhanced Word Detection to ensure more accurate word detection and searches.
Quality Improvements: Massive upgrades to automated quality-assurance testing, ensuring future updates remain stable and bug-free.
v1.5.1
New Dictionary Engine: Enhanced the dictionary integration for faster, reliable and more accurate definitions.
Visual Polish: Fine-tuned popup styles
v1.5.0
New Feature: Recent Searches
Added a "Recent Searches" section to the extension popup! You can now click the extension icon to see a history of the words you've looked up recently.
v1.4.0
Re-engineered key parts of the extension to improve performance
v1.3.0
Enhanced Daily Limits: Increased the daily lookup limit, allowing you to discover more words each day.
UI Refinements: Updated styles and layouts for a cleaner main popup experience.
Fresh Iconography: Updated the extension icon with a modern design.
v1.2.0
Improved Error Handling: Enhanced feedback during word lookups, including clearer messages when definitions are unavailable.
Settings Protection: Improved safeguards for extension data and settings.
Daily Lookup Limits: Introduced daily lookup limits to support consistent performance and fair API usage.
v1.1.0
Automatic Dark Mode: The popup now automatically adapts to your system's light or dark mode preference.
v1.0.0
Initial Release: QuickDefine officially launched! Hold Ctrl + Hover to get instant definitions on any webpage.