A psycholinguistic on sign language used by Angel in Ayah mengapa aku berbeda? movie

This is the research which concerns to sign language used by deaf child, Angel based on Ayah, Mengapa Aku Berbeda? movie. This research focuses on the features of sign language which are used by Angel to communicate with other people and the process in acquiring and exploring the language using sign language. Hopefully, this research is useful and benefit for the reader to get the knowledge about the sign language features and the process of deaf child who acquires and explore the language.The approach of this research used in this research is content analysis and descriptive qualitative. Whereas, this research collects, organizes and describes the sign language features and the processes of Angel in acquiring and exploring the language using sign language based on Ayah, Mengapa Aku Berbeda? movie. The data of the research were collected from the pictures for the sign language features and the transcription of the utterances are performed in this movie. Then, those data are analysed based on some theories such as sign language, behaviourism, innateness and other supporting theories.This research found some features of sign language which are used by Angel to help her communication, such as Finger Spelling, Spatial Grammar and Simultaneity, Placement, Non-manual Feature and Handshape (Handling/gasping and Flat Surface). Through these features, Angel can also learn and pass the process in acquiring and exploring the language using sign language which is from her environment.In the end, the writer hopes this research can motivate and inspire the reader understand the sign language which is used by deaf child.