Medical Definition of Section
Section: 1) In anatomy, a slice of tissue. A biopsy obtained by surgery is usually sectioned (sliced), and these sections are inspected under a microscope. 2) In obstetrics, short for Cesarean section. 3) In surgery, the division of tissue during an operation.
Last Editorial Review: 6/9/2016
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?