Definition: The word "neurosurgery" refers to a surgical procedure performed on the brain. This type of surgery involves removing or altering parts of the brain in order to treat various medical conditions such as seizures, strokes, and many neurological diseases. The term "neurosurgeon" is used to refer to a person who specializes in performing neurosurgical procedures on humans. These professionals are highly trained professionals with expertise in treating neurological conditions, which include stroke, epilepsy, and brain tumors. Understanding the terminology of neurosurgery can be challenging, as it involves understanding the anatomy of the brain and how it functions. This is important for understanding the different techniques used during neurosurgical procedures, such as open and minimally-invasive approaches.