Aphasiology is a discipline that deals with the study of language disorders caused by brain damage or injury. There are several synonyms for the term aphasiology that describe the study of language disorders. One such synonym is neuropharmacology, which refers to the study of the effects of drugs on the nervous system, including language processing. Another synonym is neurolinguistics, which explores the relationship between language and the brain. A related term is psycholinguistics, which examines how the brain processes language in a psychological context. Lastly, speech-language pathology, also known as speech therapy, is a synonym that specifically deals with the assessment and treatment of speech and language disorders.