Abstract: Bilingualism is a striking feature of all expanding cultures. In such bilingual environment, ambiguity in language is crucial and inevitable part that must be resolved to understand the given sentence. This study is aimed at understanding the development of ambiguity resolution in sentence level in Bilingual children. Knowing the developmental paradigm helps a clinician to understand normative and target their intervention strategies age appropriately. The present study investigated 120 typically developing bilingual subjects in the age range of 4 to 15.11 years (Native language being Tamil and second language being English). They were classified into 6 groups. Sixteen sentences in Tamil incorporating various types of ambiguity such as phonological, lexical and structural ambiguity served as the experimental stimuli.