| Indian classical dances use hand gestures to communicate ideas. The  classical sign language using  mainly the palms of both  hands evolved thousands of years ago. The most comprehensive classical text for sign language is Hastalakshana Deepika   This text in Sanskrit written by an unknown author describes 24 basic signs and various words denoted with them.  The basic signs or mudrass are  Pathaka , Mudrakhya , Kataka , Mushti , Karthareemugha , Shukathunda , Kapithaka , Hamsapaksha , Sikhara , Hamsasya ,  , Ardhachandra , Mukura , Bhramara , Suchimukha , Pallava , Thripathaka , Mrigaseersha , Sarpasirassu , Vardhamanaka , Araala , Oornanabha , Mukula , and Katakamugha. Kudiyattam and Kathakali are two classical danceforms which use these signs or Mudras  extensively. |