American Sign Language (ASL) is a complete, natural language that has the same linguistic properties as spoken languages, with grammar that differs from English. ASL is expressed by movements of the hands and face. It is the primary language of many North Americans who are deaf and hard of hearing and is used by some hearing people as well.
American Sign Language Dictionary. Search and compare thousands of words and phrases in American Sign Language (ASL). The largest collection of video signs online.
American Sign Language ( ASL ), is a natural language  that serves as the predominant sign language of Deaf communities in the United States of America and most of Anglophone Canada. ASL is a complete and organized visual language that is expressed by employing both manual and nonmanual features. 
- English-speaking North America
The NAD recognizes that American Sign Language (ASL) is the backbone of the American Deaf Culture. The NAD values the acquisition, usage and preservation of ASL and is a recognized leader in promoting the acquisition, learning, teaching, and interpreting of ASL. The NAD was created in part to promote and preserve ASL as a legitimate language ...