cortex

Meanings

Plural: cortexes, cortices

Noun

• the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum
• the tissue forming the outer layer of an organ or structure in plant or animal
• the tissue that surrounds the lens nucleus
• The outer layer of an internal organ or body structure, such as the kidney or the brain.
• The tissue of a stem or root that lies inward from the epidermis, but exterior to the vascular tissue.
• The outer surface of a piece of flint.

Synonyms

cerebral cortex, cerebral mantle, lens cortex, pallium

Antonyms

medulla