NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,352 terms related to cancer and medicine.

We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.

Browse:
optic chiasma
(OP-tik ky-AZ-muh)
The place in the brain where some of the optic nerve fibers coming from one eye cross optic nerve fibers from the other eye. Also called optic chiasm.