The International Sign dictionary provides word entries, example texts, fingerspelling, and category browsing.
WhatsThatSign vs SL Dictionary
How do WhatsThatSign and SL Dictionary compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | WhatsThatSign | SL Dictionary |
|---|---|---|
| What it is | This ASL dictionary offers sign or word searches, with options for alternate spellings and an interface for finding signs. | The multilingual Sign Language Dictionary records more than 1,000 signed words across over 100 years and describes their meaning, use, and history. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | English |
| Alternatives |
Other options to consider
Sites similar to both WhatsThatSign and SL Dictionary.
Reverse Dictionary lets users search for words by entering a definition, with examples such as describing an unpleasantly moist phrase.
An official South Korean e-government dictionary site from the National Institute of Korean Language, providing a Korean-English learners' dictionary with category search, a word of the day, small-window and advanced views, multiple language pairs and Open API access.
The Glosbe dictionary provides multilingual word definitions and translation resources across languages.
The British Sign Language Dictionary lets users search and compare signs, with more than 21,000 video signs listed.
The American Sign Language Dictionary lets users search and compare signs, with more than 40,000 video signs listed.






