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Using the Dictionary on Any Kindle: A Complete Guide

Learn how to look up words on any Kindle, change the default dictionary, switch languages, and fix common dictionary problems on Kindle e-readers and Kindle apps.

Chris Anderson
Chris Anderson
How-To Writer  •  Sep 19, 2026  •  7 min read

Kindle dictionaries are one of the most useful reading tools built into Amazon’s e-readers and apps. Whether you are reading a novel, studying a second language, or just want to check a word without leaving the page, the dictionary feature makes it quick and easy.

This guide shows you how to use the dictionary on any Kindle, how to choose a different default dictionary, and what to do if lookups are not working the way you expect.

Using the Dictionary on Any Kindle: A Complete Guide

How Kindle Dictionary Lookups Work

On a Kindle, you usually look up a word by pressing and holding it. The device highlights the word and opens a small definition panel at the bottom or in a pop-up view, depending on your Kindle model and software version.

Most Kindle devices can use one or more built-in dictionaries, and the exact dictionary available depends on the language of the book, the language you selected on the device, and whether the dictionary has already been downloaded.

Key Fact If a book and dictionary do not use the same language, Kindle may not show useful definitions unless you switch to a matching dictionary.

How to Look Up a Word on a Kindle e-Reader

  1. Open the book and go to the page with the word you want to check.
  2. Press and hold the word until it is highlighted.
  3. If needed, drag the selection handles to select the exact word or phrase.
  4. Read the definition that appears in the dictionary panel.
  5. Tap the dictionary panel if you want to see more details, related entries, or alternate definitions.
Note On some Kindle models, a short tap may highlight the word and a second tap may bring up the definition. Older devices can behave slightly differently, but long-press selection is the most reliable method.

Using the Dictionary in the Kindle App

The Kindle mobile app on phones and tablets works in a very similar way, although the layout of the definition panel may look different from the e-reader version.

  1. Open your book in the Kindle app.
  2. Touch and hold the word you want to define.
  3. Adjust the selection if needed.
  4. Read the definition in the pop-up panel.
  5. Use the options in the panel to search the web, highlight the word, or take notes if those options are available.
Quick Tip If the app does not show the dictionary you expect, check the app’s language settings and the language of the book before assuming the feature is broken.

Change the Default Dictionary on a Kindle

If you read in more than one language or prefer a specific dictionary, you can change the default dictionary on your Kindle. This is helpful when the built-in dictionary is too basic or when you want a translation-friendly option.

  1. Open Settings on your Kindle.
  2. Go to Device Options or Language and Dictionaries, depending on your model.
  3. Open Dictionaries or Dictionary.
  4. Select the language you want to configure.
  5. Choose the dictionary you want to use as the default for that language.
Warning Changing the default dictionary only affects lookups for that language. If your book is in another language, you may need to set that language’s dictionary separately.

Download a Dictionary If It Is Missing

Sometimes a dictionary does not appear because it has not been downloaded to the device yet. This can happen after setting up a new Kindle or changing languages.

  1. Open Settings.
  2. Check the Language and Dictionaries section.
  3. Look for available dictionaries for your selected language.
  4. Download the dictionary if prompted.
  5. Return to your book and try the lookup again.
Why It Matters A dictionary may be installed in your account but still unavailable on the device until it finishes downloading. That is one of the most common reasons lookups fail on a freshly set up Kindle.

Use Kindle Dictionary Features More Effectively

Beyond basic definitions, Kindle can help with vocabulary building and reading comprehension if you use a few extra features.

Best For Students, language learners, and readers who want to build vocabulary while they read.

How to Use Vocabulary Builder

Vocabulary Builder is useful when you want to revisit words you have already looked up. It creates a study list from your dictionary activity so you can review terms later.

  1. Open the Kindle menu or home screen.
  2. Look for Vocabulary Builder or the reading tools section.
  3. Open the list of saved words.
  4. Tap a word to see its definition and the sentence where you found it.
  5. Review the list regularly to reinforce unfamiliar vocabulary.
Note Vocabulary Builder is more useful for long-term learning than for quick lookups during reading.

If the Dictionary Is Not Working

If you press and hold a word but nothing useful appears, the problem is usually related to the book format, language settings, or dictionary availability rather than a serious device fault.

  1. Confirm that you are selecting actual text, not an image or scanned page.
  2. Check that the book and dictionary are in the same language.
  3. Verify that the dictionary is installed on the device.
  4. Try a different word in the same book to see whether the issue is specific to one passage.
  5. If needed, change the default dictionary in settings and test again.
Quick Tip If a particular book is scanned poorly or uses image-based text, Kindle may not be able to recognize words for lookup even when the dictionary is working normally.

Using Dictionaries for Multiple Languages

Kindle is especially helpful for readers who use more than one language. You can set different dictionaries for different languages, which makes it easier to read bilingual books or study foreign-language material.

For the best results, make sure the book language, device language, and dictionary language are aligned as closely as possible. If you read a foreign-language book often, keep that language’s dictionary installed and ready to use.

Key Fact Some Kindle books support translation and language-learning features better than others, so availability can vary by title and region.

When to Use the Kindle App Instead of a Kindle Device

The Kindle app can be a better choice if you want faster copying, easier switching between dictionary and web search, or convenient lookup on a phone or tablet you already use every day.

Troubleshooting Tips for Better Dictionary Results

If dictionary lookups are inconsistent, these small adjustments often help.

Warning If you remove and re-download content, make sure your notes, highlights, and reading progress are synced first so you do not lose anything important.

A Simple Way to Get the Most from Kindle Dictionaries

For most readers, the easiest approach is to keep one main dictionary matched to the language they read most often, then add a second dictionary only if they regularly read in another language. That keeps lookups fast and avoids confusion when the wrong dictionary appears.

If you are learning vocabulary, combine dictionary lookups with Vocabulary Builder and highlights. That turns Kindle into a practical reading and study tool instead of just a place to check definitions.

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