# Dict-o-saurus Rex — A Dictionary and Thesaurus app

> Comprehensive dictionary and thesaurus powered by WordNet, with history and favorites. (iPhone/iPad app by KFX Tech LTD.)

- Source: https://appshunter.io/ios/app/dict-o-saurus-rex/id984618065 (this page in markdown: same URL + `.md`)
- Developer: [KFX Tech LTD](https://appshunter.io/developer/908981728)
- Category: Reference, Education
- Price: Free
- Rating: 4.70/5 from 27 App Store ratings · 6 written reviews indexed
- Age rating: 12+
- Requires: iOS 9.0 · 54 MB
- Languages: American English
- Released: 2015-04-22
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/dict-o-saurus-rex/id984618065/reviews.md

## What is Dict?

Raaaggggghhh!!!
is not a word, but you can use Dict-o-saurus Rex to discover the meanings of hundreds of thousands of real words.

Dict-o-saurus uses WordNet® under the hood.
WordNet® includes more that 150,000 English word definitions.

Features:
- Search for definitions & synonyms of words
- Dictosaurus Rex provides a list of autocomplete suggestions as you type
- Each word you look up is saved in your history automatically
- Tap the red heart icon to save a word to your favourites.
- Words can be deleted from your history and favourites at any time
- double tap or long press a word to jump to its definition or synonym
- Swipe right and left to move forward and back through your history
- If your want to explore a word further then we provide quick links to 8 popular online dictionaries without you ever having to leave the app.


WordNet® is an open source lexical database provided by
Princeton University "About WordNet." WordNet. Princeton University. 2010. http://wordnet.princeton.edu

API for using WordNet® produced by Lexicontext http://www.lexicontext.com/

## Key features

- Search definitions and synonyms
- Autocomplete suggestions
- Automatic word history
- Save words to favorites
- Quick links to online dictionaries
- Delete words from history/favorites

## Recent user reviews (6 of 6)

All indexed reviews: https://appshunter.io/ios/app/dict-o-saurus-rex/id984618065/reviews.md

### 5/5 — The App is a MUST HAVE

*2021-12-26, version 1.5.0*

If you’re a professional writer, or someone who loves to text, you need this App. Simple to use, you’ll soon master the English language. 
                                                                —MASTER

### 5/5 — Everything you need in a dictionary and more.

*2021-02-16, version 1.5.0*

Reliable and quick. Thumbs up.

### 5/5 — Wonderful App!

*2020-09-23, version 1.5.0*

I was a little Leary about this this app due to the Icon but the first time I used it I lobe this app, it has all the major dictionaries in the app easily available.  Easy to use, A1 App for sure!

### 5/5 — Dictionary

*2020-07-14, version 1.5.0*

It helped my children a lot

### 4/5 — Great really great

*2020-04-28, version 1.5.0*

How do it

### 5/5 — Useful

*2016-06-13, version 1.4.1*

Great way to learn new words and store the ones you don't' want to forget. Love the app name!

## Frequently asked questions about Dict

### What is Dict-o-saurus Rex?

Dict-o-saurus Rex is a free reference app that provides definitions and synonyms for hundreds of thousands of words, powered by WordNet® from Princeton University.

### Does Dict-o-saurus Rex have ads?

No, Dict-o-saurus Rex is ad-free, allowing for an uninterrupted user experience.

### How accurate is Dict-o-saurus Rex?

The app uses WordNet®, which contains over 150,000 English word definitions, and users have rated it highly at 4.7 stars from 27 ratings.

### What devices does Dict-o-saurus Rex support?

Dict-o-saurus Rex is available for iPhone, iPad, and iPod devices.

### How often is Dict-o-saurus Rex updated?

The app was last updated on November 2, 2018, with version 1.5.0.

### Can I save words I look up in Dict-o-saurus Rex?

Yes, you can tap the red heart icon to save words to your favorites list for easy access.

### What is the age rating for Dict-o-saurus Rex?

Dict-o-saurus Rex has an age rating of 12+, making it suitable for older children and adults.

### Does Dict-o-saurus Rex offer offline access?

The provided description does not specify offline access. However, it does offer quick links to 8 popular online dictionaries without leaving the app.

## Version history (last 5 releases)

### 1.5.0 — 2018-11-02

Minor Update:
- Supports iOS 12
- Supports new iPhones
- Fixes a broken link to an online resource : Dictionary.com
- Improves More page

### 1.4.1 — 2016-06-04

Fixes a bug that would cause a crash when trying to load an online dictionary for a term with multiple words.

### 1.4.0 — 2016-05-25

- Added image gallery using imageNet for available nouns. 
- Added ability to receive push notifications.

### 1.3.0 — 2016-05-06

Added in app analytics to help improve the user experience.

### 1.2.0 — 2016-04-17

- Removed ads
- Now uses Safari web browser on iOS9+
- other minor improvements

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## Related topics

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*