Definition

The outer layer of an organ or structure in the body, such as the brain or kidney, or the outer layer of a plant stem or root.

Example

The cortex of the brain is responsible for many important functions, including memory and decision-making.

Conversation

Did you know that the outer layer of the brain is called the cortex?

Really? I had no idea it had a specific name.

Yeah, it plays a big role in processing information.

That's fascinating! I should read more about how it works.

Synonyms & Antonyms

Root Explanation

Cortex → It originates from Latin 'cortex' (meaning bark or outer layer). The word 'cortex' refers to the outer layer of an organ or structure, particularly in the context of the brain or plants.

Memory Tip

Think of the word 'cortex' as referring to the 'outer layer' of something, like the bark of a tree, which helps you remember that it describes the outer part of an organ.

Visually Confused Words