midline
mid lahyn
- n the median plane of the body (or some part of the body)
- If you will refer to any recent authority on the subject you will find that the pain of appendicitis starts in the epigastrium, which is in the midline and above the navel.
- A surgeon opened her chest by a midline incision, snipped some ribs and exposed the heart with its attached blood vessels.
- The areas that lighted up are part of the anterior cingulate cortex, which is near the brain's midline; the middle insula, which is deep in the brain; and part of the putamen and .