Linguistics is the research based study of language and its structure which includes sounds, words, grammar, meaning and context. It plays a crucial role in research across various disciplines due to its adaptable and cross-disciplinary nature. It is important in research because language is a fundamental aspect of human communication and linguistics helps us grasp how humans make use of language, how they convey their thoughts and emotions and put them into words. It is also about how language is acquired through language acquisition device i.e. LAD, present in human mind. It was proposed by Noam Chomsky, a prominent linguist. Through LAD present in children, they effortlessly learn the grammar of any language, they are exposed to during their early development stage. Research in linguistics contributes to our understanding of cognitive processes, their way of perceiving and problem solving. Linguistic research contributes to our understanding of cognitive processes. Cognitive process deals with human perception, thinking and learning. Linguistics is crucial in the development of natural language processing NLP technologies and machine learning algorithms. Sociolinguist explores the relationship between language and social factors, like ethnicity, gender, social class and identity. It will shed light on language variation and the ways in which people use language to express their social identity. Daniel Jones was a prominent British phonetician who made significant contributions in the field of phonetics. He is known for his work on the description and analysis of speech sounds and their articulation. Phonetics delves with how humans produce and perceive sounds. Daniel Jones was a Phonetic professor at University College London and is remembered as “The Father of Phonetics.” Overall linguistics is essential in various research fields as it provides a deeper understanding of human language and its impact on the society. Its interdisciplinary nature allows it to intersect with numerous disciplines, making it a valuable tool for researchers seeking to explore the intricacies of language and its significance in our lives. Phonetics is the subfield of linguistics that deals with the study of speech sounds. It throws light on the physical properties of sounds and how they are produced, perceived and transmitted in human language. “Standard Indian English" refers to a variety of English that is spoken in India and conforms to certain linguistic norms and standards. English is one of the many languages spoken in India due to the country's colonial history under British rule, and it has developed into a distinct form known as Indian English. Phonetics is essential in understanding the sounds that make up languages and how they are used in communication. This study draws the attention of the reader towards the fields of phonetics which are essential and dominant for a linguistic to understand and work upon.