Pragmatics investigates how language conveys meaning beyond its literal content in context. It explores concepts like speech acts, implicatures, and the impact of context on language use. Theoretical perspectives include relevance theory, Gricean maxims, and conversation analysis. Pragmatics finds applications in communication disorders, second language acquisition, and understanding social interactions. Key theorists include Grice, Searle, Levinson, Schegloff, and Sacks.