In anatomy:

• Cortex (anatomy), the outermost or superficial layer of an organ, and especially in the brain:
• the Cerebral cortex (usually just cortex), the outer layer of the vertebrate cerebrum, part of which is the forebrain
• the Motor cortex, the regions of the cerebral cortex involved in voluntary motor functions
• the Prefrontal cortex, the anterior part of the frontal lobes of the brain
• the Visual cortex, regions of the cerebral cortex involved in visual functions.
• the Cerebellar cortex, the outer layer of the vertebrate cerebellum
• as well as in other organs:
• the Renal cortex, the outer portion of the kidney

In other sciences:

• Cortex (botany), the outer portion of the stem or root of a plant
• Cortex (archaeology), the outer layer of rock formed on the exterior of raw materials by chemical and mechanical weathering processes.
• The cellular cortex is the region proximal to the cell surface, that is directly underneath the cell membrane

In video games:

• In the Crash Bandicoot (series) series of video games:
• Doctor Neo Cortex, the main antagonist of the series
• Nina Cortex, Neo Cortex's niece

Other uses:

• Cortex (journal), a scientific journal founded in 1964 and produced by Masson Publishing
• Cortex (payment software), a card payment software package for the banking industry
• Cortex Control Panel, a custom game control panel
• Cortex (CPU), a family of the ARM architecture of CPUs
• Cortex digital music controllers, a US-based company making DJ and pro audio equipment.

See also

• The explosive cord is spelled Cordtex
• Cortex Command