
Manual communication systems use articulation of the hands (hand signs, gestures) to mediate a message between persons. Being expressed manually, they are received visually, and sometimes tactually (see tactile signing). Manual communication, when it is a primary form of communication, may be enhanced by body language and facial expressions and ot...
Found on
http://en.wikipedia.org/wiki/Manual_communication

Method of nonverbal communication utilizing hand movements as speech equivalents. ... (12 Dec 1998) ...
Found on
http://www.encyclo.co.uk/local/20973
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