Definition of optic chiasma in English:

optic chiasma

Syllabification: op·tic chi·as·ma


(also optic chiasm) Anatomy
The X-shaped structure formed at the point below the brain where the two optic nerves cross over each other.
More example sentences
  • Nerve trunks from the two eyes carry the signals from each eye to the optic chiasma, a crossing over point located a few centimeters back from the eyes.

Definition of optic chiasma in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day deictic
Pronunciation: ˈdeɪktɪk
denoting a word whose meaning depends on context...