SIGN LANGUAGE By N., Pam M.S. - April 13, 2013 a form of communication used by deaf people to communicate by using their hands for gestures. For more understanding, have a look on American sign language; finger spelling. SIGN LANGUAGE: "Sign language is used so deaf people can communicate." Related Psychology Terms SIGN I PRELINGUALLY DEAFENED WHOLE-WORD METHOD GESTURAL-POSTURAL LANGUAGE AMERICAN MANUAL ALPHABET EXPRESSIVE LANGUAGE DISORDER MANUALISM NONVERBAL COMMUNICATION (NVC) LINGUA FRANCA BODY LANGUAGE Cite this page: N., Pam M.S., "SIGN LANGUAGE," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/sign-language/ (accessed July 22, 2019).