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  1. Sign language | Definition, History, & Facts | Britannica

    Nov 28, 2025 · Sign language, any means of communication through bodily movements, especially of the hands and arms, used when spoken communication is impossible or not …

  2. Sign language - Wikipedia

    Sign language should not be confused with body language, a type of nonverbal communication. Linguists also distinguish natural sign languages from other systems that are precursors to …

  3. What Are the Types of Sign Language? ASL, BSL, & More - wikiHow

    Jul 11, 2025 · There is no single universal sign language, so many countries or regions have their own sign languages that are often completely separate from their spoken languages. Learn …

  4. What Is American Sign Language (ASL)? | NIDCD

    American Sign Language (ASL) is a complete, natural language that has the same linguistic properties as spoken languages, with grammar that differs from English.

  5. Sign Language - National Geographic Society

    Apr 9, 2024 · More than 300 different sign languages are actively used throughout the world. Sign language is a visual language expressed through physical movements instead of spoken …

  6. What is sign language and what is not? - handspeak.com

    A signed language is a language of its own, independent from spoken languages. For examples, Ameslan (American Sign Language) and Auslan (Australian Sign Language) are not signed …

  7. What is Sign Language? | Kentalis International Foundation

    Sign language is a fully developed language that uses visual gestures, facial expressions, and body language to convey meaning. It is an essential tool for communication, particularly for …

  8. What is Sign Language? - Dr. Matthew Lynch

    Sign language represents a sophisticated, complete linguistic system that uses manual communication, facial expressions, and body movements to convey meaning.

  9. SIGN LANGUAGE Definition & Meaning - Merriam-Webster

    The meaning of SIGN LANGUAGE is any of various formal languages employing a system of hand gestures and their placement relative to the upper body, facial expressions, body …

  10. Understanding American Sign Language: A Vital Part of ...

    Nov 25, 2025 · American Sign Language (ASL) is not just a means of communication, but a rich and vibrant language with its own grammar, syntax, and cultural significance. It is a vital part of …