cisterna
/sɪˈstɜrnə/
noun
- A fluid-filled space or sac in the body, especially in the brain or in cells.
- In biology class, we learned about the cisterna of the Golgi apparatus.
- An MRI scan showed a normal cisterna at the base of the patient's skull.
- The doctor explained that the cisterna magna is a space in the brain that contains cerebrospinal fluid.