cortex

//ˈkɔːr.tɛks//
C1Frequency Level 11Technical
Visual representation of cortex

Noun

cortexSingular
corticesPlural
1

The outer layer of the cerebrum of the brain, composed of gray matter and responsible for higher brain functions such as thought, perception, and memory.

The cerebral cortex plays a crucial role in memory and learning.

2

The outer layer of an organ or body part, such as the kidney or adrenal gland.

The adrenal cortex produces important hormones that regulate metabolism.

3

In botany, the tissue of a plant stem or root lying between the epidermis and the vascular tissue.

The cortex of the plant root stores starch and other nutrients.