Which aspect of language is primarily concerned with how language is used in context?

The aspect of language that is primarily concerned with how language is used in context is pragmatics. Pragmatics examines the ways in which context influences the interpretation of meaning in communication. This includes understanding how factors such as social situations, speaker intentions, and the relationship between conversants can affect the meaning of utterances. For instance, a statement may imply different meanings depending on the context in which it is delivered, including the tone of voice or the surrounding circumstances.

In contrast, grammar focuses on the rules that govern the structure of language, including syntax and morphology. Phonology deals with the sounds of language and the rules that govern their combination. Semantics is concerned with the meaning of words and sentences, independent of context. While all these aspects contribute to effective communication, pragmatics is unique in its emphasis on the situational factors that shape how language is understood and used in real-life interactions.