Open Dictionary

Overview

Look up any word or phrase instantly — highlight or right-click.

Look up any word or phrase instantly from the AI/LLM powered and learner-friendly online dictionary, with sample sentences and others.

Version
0.2.0
Updated
July 17, 2026
Flag concern
Offered by
ruobin.wang.us
Size
69.25KiB
Languages
English (United States)
Developer
Wang Ruobin
Email
ruobin.wang.us@gmail.com
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Manage extensions and learn how they're being used in your organization

The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

SearchJumper - Highlight & Selection Search

4.7

Instantly search selected text with any engine or AI. Highlight, right-click, or use the toolbar. Open source and privacy-first.

All-in-One Cambridge Dictionary

4.4

Instantly access 30+ Cambridge dictionaries on any website. Look up words via popup, right-click menu, hotkeys, or a floating icon.

Popup Dict (Dictionary.com/Youglish/Cambridge Dict)

4.3

Look up words instantly while you browse. Highlight text to see popups from multiple dictionaries – simple and fast.

Power Thesaurus

4.5

Use the power of synonyms by button in toolbar, right-click or by word selection on any page.