What does the prefix "otomy" indicate in medical terminology?

The prefix "otomy" in medical terminology specifically refers to the act of cutting or making an incision. This term is derived from the Greek word "tomia," which means "to cut." In a medical context, it is commonly used in terms such as “appendectomy” (removal of the appendix) or “tracheotomy” (surgical incision into the trachea). Each of these terms incorporates "otomy" to denote a surgical procedure involving cutting as part of the treatment process. Understanding this prefix is essential for properly interpreting various medical procedures and their implications in healthcare contexts.