Google Dictionary Extension: Review & How to Use (2026)

Google Dictionary Chrome extension

Google Dictionary lets you double-click any word on a page to see a quick definition pop-up, or use the toolbar icon to look up full definitions and translations. It's best for readers and language learners who want fast, in-page definitions. The catch: it needs a tab reload or restart after installing before the pop-up works on already-open tabs.

PriceFree

CategoryProductivity

Works inChrome, Edge, Brave (desktop)

✓No account needed

Last checked September 26, 2026 against the Chrome Web Store listing · Independent, not affiliated with Google

Key features

double-click any word for an instant pop-up definition
toolbar icon for full dictionary lookups
support for around 18 languages
automatic translation of foreign words to your chosen language
optional history of looked-up words
CSV export of your lookup history

What Google Dictionary does

Google Dictionary shows a definition pop-up whenever you double-click a word on a webpage, so you don't have to switch tabs to look something up. The toolbar icon opens a full dictionary for typed lookups, and foreign-language words are automatically translated into your chosen language.

Google Dictionary free vs paid

Google Dictionary is entirely free, with no paid tier, account, or subscription involved. Every feature, including double-click definitions, toolbar lookups, multi-language support, and history tracking, is available at no cost.

Is Google Dictionary safe?

The extension's Chrome Web Store listing discloses that it collects user activity, which relates to tracking the words you look up if you opt into history. That history feature is off by default and only stores data if you turn it on in the options page.

Google Dictionary: FAQs

Is Google Dictionary free?

Yes, it's completely free with no account, subscription, or paid tier.

Is Google Dictionary safe to use?

Its listing discloses collecting user activity, tied to the optional word-history feature, which is off by default unless you enable it.

How do I use the Google Dictionary extension?

Install it, reload your open tabs, then double-click any word on a page to see its definition pop up instantly.

Why isn't the Google Dictionary pop-up working?

It won't work in tabs that were open before you installed the extension; reload those tabs or restart Chrome to fix it.

What are Google Dictionary alternatives?

Merriam-Webster, Power Thesaurus, and Reverso are common alternatives for in-browser word lookups and translations.

How many languages does Google Dictionary support?

It supports around 18 languages, including English, French, German, Spanish, Chinese, Japanese, and Korean.

Can Google Dictionary translate foreign words?

Yes, foreign words are automatically translated to your language of choice when you look them up.

Does Google Dictionary save a history of words I look up?

It can, but only if you opt in through the options page; history is not tracked by default.

Can I export my Google Dictionary word history?

Yes, if you've enabled history, you can download it as a CSV file at any time.

Why can't I test Google Dictionary on the Chrome Web Store page?

Chrome disables all extensions on Chrome Web Store pages, including this one, so double-click definitions won't work there.