Definer - Popup Dictionary & Translator

Instant definitions, translations, and search results for words and phrases you select or type

Definer - Popup Dictionary & Translator

"Definer - Popup Dictionary & Translator" is an intuitive Chrome extension that provides instant definitions, translations, and search results for selected words or phrases. With features like multilingual support, customizable pop-up bubbles, and built-in data sources like Google Translate and Wikipedia, this tool is perfect for language learners, researchers, and casual browsers alike. Access definitions in multiple languages, listen to pronunciations, and enjoy PDF support for a seamless experience.
Install from Chrome Web Store

Extension stats

Users: 20,000+
Version: 1.4.6 (Last updated: 2025-01-18)
Creation date: 2021-06-20
Risk impact: High risk impact
Risk likelihood:
Manifest version: 3
Permissions:
  • contextMenus
  • storage
  • unlimitedStorage
  • tabs
  • declarativeNetRequest
  • identity
  • offscreen
Host permissions:
  • *://*/*
Size: 5.55M

Other platforms

Not available on Android
Definer - Popup Dictionary & Translator (v1.5.0)
4.67 (82) 1,043+
Not available on Edge
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Extension summary

Analyze keywords

Double-click a word or highlight text while holding the "Ctrl" key (or another hotkey you set) to bring up a pop-up bubble with translations, definitions, images, search engine results, and more. You can quickly switch between data sources and languages, and look up words on any webpage, including PDFs.

This browser dictionary app covers a wide range of use-cases, from language learning, sentence mining, and vocabulary building to academic research and casual browsing.

⭐ Key Features

  • Multiple built-in data sources with the option to add custom sources.
  • Results in multiple languages, allowing you to switch between them on the fly.
  • Pronunciation recordings and IPA transcriptions, with the "autoplay" feature for audio.
  • Shortcuts and hotkeys for different pop-up activation triggers.
  • Settings sync and backup with support for multiple settings profiles.
  • Blacklist and whitelist to control what websites and pages the pop-up bubble can appear on.
  • PDF support through an integrated PDF Reader.
  • Resizable on-page pop-up bubble.
  • Alternative lookup method by typing the query instead of selecting it on a page.
  • Dark mode support.
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User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Helpful for reading and learning new words quickly
  • Good design and ease of use
  • Multiple dictionary source options
  • Fully configurable with custom sources
  • Works well for translation and definitions
Cons
  • Issues with adding certain custom sources (e.g., Cambridge Dictionary)
  • Inconsistent performance with double click activation
  • Not all sites are supported, causing some functionality issues
  • No option to save words for review
  • Hotkey conflicts with default Chrome functions
Most mentioned
  • Custom source configuration
  • Issues with double click functionality
  • Limited site compatibility
  • Desire for a word saving feature
  • Need for additional keyboard shortcuts
User reviews
Apenas la eh usado un poco pero hasta ahora se ve bastante prometedor
by Nemox On The Beat, 2025-01-17


This is very helpful with great design! It will be even better if the learning curve of adding custom sources is lower. I still couldn't add cambridge dictionary source into it: tried multiple variations and still doesn't work properly. Such as "https://dictionary.cambridge.org/dictionary/english-chinese-simplified//definer/iframe?text={str}&lang={lang}"
by Rocky Wang, 2025-01-15
View all user reviews

Extension safety

Risk impact

Definer - Popup Dictionary & Translator requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk likelihood

Definer - Popup Dictionary & Translator has earned a good reputation and can be trusted.

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