Custom Dictionary
Store words and their definitions, and highlight them on websites
Get instant definitions, explanations, and analogies without leaving your page
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Skip the boring dictionary tabs and get context-aware meaning, analogies, and examples right where you are, so you never break your focus while reading.
Nerdling turns dry, textbook-style definitions into clear, conversational explanations—all without ever leaving the page.
Key Features
- Instant AI-powered explanations
- Four explanation modes (LIKE I'M 5, DEFINE, ANALOGY, EXAMPLE)
- Keyboard shortcut support
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Store words and their definitions, and highlight them on websites
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Defines words or explains sentences you highlight.
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I was recommended this extension by a colleague who extensively uses it. Like them, I also love the simplicity of this extension. You are only one right click away from Nerdling helping you understand a term or concept. I also love how there are multiple options to choose from for Nerdling to define the same in different ways. I can also position the extension pop-up in different alignments on the screen, which is particularly useful when working on a smaller screen. I don't consider myself the most tech-savvy user nor do I have the most advanced hardware to work on, therefore I appreciate the ease of use and how it is not at all power-demanding as running an additional tab or application would be for someone such as myself. It is certainly worth a download and worth keeping it as an additional tool under your belt as you work on your assignments, research, presentations, read books or simply surf the internet!
I’ve been using Nerdling for a bit now and it’s honestly pretty useful. Instead of opening a new tab every time I don’t fully understand something, I just get the explanation right there. It keeps me in the flow, especially when I’m reading longer or technical stuff. The different explanation styles are nice too — sometimes I just want a simple breakdown, other times an example or analogy makes it click faster. It’s saved me a surprising amount of time already. Nothing flashy, just a genuinely helpful extension that does what it promises.