Firefox add-on with keyword - definition

YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.

View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.

Get instant dictionary definitions for any word or term that hits you anywhere on the web!

English Dictionary is an extension that displays the definition of any word live and everywhere on the page you're browsing. Just toggle-on for the tab you want and double-click / select the word and you're good to go.

Download videos from the web. Easy, smart, no tracking.

When confronted with ads or the notorious anti adblock pop-up, click on the extension, and you're done! No Adblock required! It effectively blocks ads and defeats YouTube's anti-adblock measures permanently.

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

Removes and prevents popups, overlays and cookie notifications, other tools do not. Enjoy the original look of the internet.

Laban dictionary: Find definitions easily as a pop-up!

Get definition, synonyms, etymology of selected words with CNRTL website

OGI - To Ogame's infinity and beyond! (Refix for ogame V8)

Put your mouse over any Chinese words on a webpage and it gives you the pronunciation and definition. Simple as that! As of version 2.1 PeraPera Chinese now supports Cantonese!

A button to reload the PAC definitions

A simple add-on to look up English definitions and pronunciations in Cambridge English Dictionary online.

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Automatically set your default YouTube™ video quality with this great new Auto HD, supporting high definition resolution HD/4k/8k. High definition for YouTube.

Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.

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Select word, right click: look up definition/translate on Wiktionary Dictionary. A simple WebExtension that provides a context menu entry to look up selected word on the English Wiktionary. Opens results in a new tab next to the current one.

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Toktogi is a popup Korean-English dictionary. Simply hover the mouse in front of a Korean word on a page and a box will pop up with the definition in English. Toktogi is inspired by the Japanese language learning extensions Rikaichan and Rikaikun.

Microsoft Certified Systems Engineer my foot! Why go to school to get my Microsoft certification when I already have my MSCRE (Microsoft Certified Reboot Expert)! This Persona is dedicated to all who have to install, again and again, any Microsoft operating system!

This add-on provides the translation and definition of the word under the mouse pointer as a tooltip. Just press [Ctrl + Shift]

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remake of lightning nightmare