Definition

A layer of living cells in plants that serves as a protective covering, especially in roots that do not have a thick outer layer.

Example

The exodermis helps protect the root from damage and water loss.

Conversation

I was reading about plant biology and came across something called the exodermis.

Oh really? What's that about?

It's a layer in roots that helps them function without an epidermis.

That sounds interesting! I didn't know roots had such layers.

Synonyms & Antonyms

Root Explanation

Exodermis → It is formed from "exo-" (meaning outside) and "dermis" (from Greek "derma", meaning skin). The word refers to the outer layer of skin or protective covering.

Memory Tip

Think of 'exo-' meaning 'outside' and 'dermis' meaning 'skin' — this helps you remember that exodermis refers to the outer layer of skin.

Visually Confused Words