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Online Sign Language Dictionary

  • Published: 2015-01-26 (Revised/Updated 2016-06-11) : Author: Disabled World : Contact: Disabled World
  • Synopsis: List of online free sign language dictionaries and resources for translating and learning sign languages including ASL, BSL and others.
Sign Language

A sign language is a language which, instead of acoustically conveyed sound patterns, uses visually transmitted sign patterns to convey meaning by simultaneously combining hand shapes, orientation and movement of the hands, arms or body, and facial expressions to express fluidly a speaker's thoughts.

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Free sign language resources and extracurricular materials for ASL students and learners, instructors and teachers, interpreters, home-schoolers, parents and professionals who are interested in learning how to sign language online and/or beyond classes for practice or self-study.

A sign language is a language which, instead of acoustically conveyed sound patterns, uses visually transmitted sign patterns to convey meaning by simultaneously combining hand shapes, orientation and movement of the hands, arms or body, and facial expressions to express fluidly a speaker's thoughts.

American Sign Language Dictionaries:

American Sign Language (ASL) Dictionary:

The American Sign Language (ASL) dictionary consists of the ASL signs, some variants of these ASL signs, some verb inflections and more, produced and signed by native ASL bilinguals. New ASL signs are constantly added to the dictionary. If you don't find the word/sign, you can send your request via email -

ASL Pro:

A completely free online ASL educational resource website featuring over 11,000 ASL Signs shown via short video clips. This is an easy-to-use reference and contains learning tools to enhance in-classroom learning for ASL Educators and Students -

American Sign Language University:

A sign language resource site for ASL students and teachers. ASL is a visual gestural language. That means it is a language that is expressed through the hands and face and is perceived through the eyes. It isn't just waving your hands in the air. If you furrow your eyebrows, tilt your head, glance in a certain direction, lean your body a certain way, puff your cheek, or any number of other "inflections" you are adding or changing meaning in ASL. Here you will find information and resources to help you learn ASL and improve your signing -

Signing Savvy:

A sign language dictionary containing several thousand high resolution videos of American Sign Language (ASL) signs, finger-spelled words, and other common signs used within the United States and Canada. Signing Savvy includes the ability to build custom word-lists and share them with others, create virtual flash cards and quizzes, print signs, build sign phrases, and much more -

Spead the Sign:

International dictionary of the following national sign languages: Swedish, English (BSL), American English (ASL), German, French, Spanish, Portuguese, Russian, Estonian, Lithuanian, Icelandic, Latvian, Polish, Czech, Japanese, Turkish. American Sign Language and baby signs are also included in this dictionary. Learn sign language by translating written text to signs -

British Sign Language (BSL) Dictionaries:

British Sign Language Dictionary

A free website devoted to those people who want to learn more about British Sign language and Deaf people. Dictionary and word definition information is from WordNet by Princeton University. Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection of free video signs online -

Actual Signs:

An innovative organization and were the first Deaf-led company to set up the Signature accredited Interpreting NVQ course in London and Glasgow and successfully train groups of individuals to become registered interpreters via the NVQ route -


Free British Sign Language (BSL) lexicon mobile app. MobileSign includes a library of over 4000 signs accessed using a predictive search engine, MobileSign will also automatically keep a list of your recently viewed signs for repeat access later. If you work alongside deaf people, employ deaf people or have deaf customers then this is an ideal app for you. The app includes high quality videos accessed using a predictive search engine, you can use the app to create and manage your own lists of signs and the app will automatically keep a list of your recently viewed signs for repeat access later -

Signs are demonstrated by very experienced users, and teachers, of British Sign Language, by moving pictures that clearly show the method of signing, plus a detailed description -

Baby Sign Language Dictionary:

The baby sign language dictionary includes over 600 common signs. Start with the Top 10 Starter Signs, then expand following baby's interest. For each word, there is a video, diagram, and teaching notes to make learning new signs easy. The dictionary helps you expand your child's vocabulary, and has the breadth of coverage that lets you follow any child's natural interests -

Indian Sign Language:

Indian Sign Language Dictionary:

The book has over 600 pictures introducing 500 common words that are useful for children in their daily life. The book also includes explanations of how the signs are created. The book, written by Arun C. Rao, Editor of, and released by Kannada actor Yash, promises to help both parents and teachers to communicate with children who have hearing impairment. Department for Empowerment of Disabled and Senior Citizens will provide full support to circulate the book and to ensure its accessibility in libraries.


The National Council for Persons with Disabilities (NCPD) in partnership with the Rwanda National Union of the Deaf (RNUD) are working on a comprehensive sign language dictionary expected to be ready before the end of next year. The project, sponsored by Voluntary Service Overseas (VSO), started in November last year with training of the project team on the essence of sign language dictionary and how it will benefit people with hearing disabilities. Body signs are being recorded and a team of experts in sign language will choose the most suitable signs to be used to deliver particular meanings.

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1 : Using Sign Language Builds Phrases with Similar Neural Mechanisms as Speaking : New York University.
2 : Hearing Charities of America's Hearing Aid Project Changing Lives with Donor's Help : Hearing Charities of America.
3 : Brain Imaging Predicts Language Learning in Deaf Children : Ann & Robert H. Lurie Children's Hospital of Chicago.
4 : Sign Language Comparative List of Astronomical Words : International Astronomical Union.
5 : Sign Language May Offer Answer to Meaning of Music : New York University.
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