< /həˈbɛn yəˌli/. Anatomy.
- a narrow bandlike structure, as the stalk attaching the pineal gland to the thalamus.
n. pl. ha•ben•u•lae (-lē′)
- A frenulum.
- The stalk of the pineal gland. No longer in technical use.
- A circumscript cell mass embedded in the posterior end of the medullary stria of the thalamus, from which it receives most of its afferent fibers.habena pedunculus of pineal body