Sign language
Sign language (noun)
The use of body language and nonverbal communication to interact with each other, especially among the deaf or hearing-impaired people, communication by gestures:
Sing language in context
Knowing sign language is a vital versatility for the people who live with a hearing-impaired person.
It is so wonderful that deaf people can take part in society and interact with others by means of sign language.
Sign language is a visual means of communication using hand shapes, gestures, facial expressions, and body movements to convey meaning. It is a complete and natural language, with its own grammar and syntax, used primarily by deaf and hard-of-hearing individuals to communicate. Various sign languages exist around the world, such as American Sign Language (ASL) and British Sign Language (BSL), each with unique signs and rules, enabling rich and expressive communication among their users.