Medical Dictionary

habenula

noun ha·ben·u·la \hə-ˈben-yə-lə\
plural ha·ben·u·lae \-lē\

Medical Definition of HABENULA

2
:  either of two nuclei of which one lies on each side of the pineal gland under the corresponding trigonum habenulae, is composed of two groups of nerve cells, is connected to its contralateral counterpart by the habenular commissure, and forms a correlation center for olfactory stimuli—called also habenular nucleus
ha·ben·u·lar \-lər\ adjective

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears