A sign language (also signed language) is a language which, instead of acoustically conveyed sound patterns, uses visually transmitted sign patterns:
to convey meaning—simultaneously combining hand shapes, orientation and movement of the hands,arms or body, and facial expressions to express fluidly a speaker's thoughts.
*Sign language is for people who are deaf or hard of hearing themselves.
*There are more than hundred of sign languages in the World.
The written history of sign language began in the 17th century in Spain.
Edward Miner Gallaudet founded the first college for the deaf in 1857, which in 1864 became Gallaudet University in Washington, DC, the only liberal arts university for the deaf in the world.…
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