WordPopupRead more.
Understand every word.
Select any word while reading to instantly see its meaning, pronunciation, synonyms, and examples — without leaving the page.
Your PDF stays in your browser.
Select.
Understand.
Keep reading.
Build your vocabulary while you read — without interrupting your flow.
Select a word
Select any unfamiliar word while reading to look up its meaning instantly.
Understand it
Get its definition, pronunciation, synonyms and example instantly.
Highlight & save
Save useful or unfamiliar words so you can come back to them later.
Download your words
Download all your saved words as a simple TXT file for later revision.
Keep reading
No new tab. No complicated search. Just continue reading.
Made for people who love reading.
WordPopup is a lightweight reading assistant and dictionary that helps you understand unfamiliar words without interrupting your reading. Use the Chrome extension while browsing, or upload a PDF to look up words, highlight them, save them, and build your vocabulary as you read.