Integument

Pronunciation: /in-TEG-yoo-muhnt/

Category: Anatomy

Singular: Integument

Plural: Integuments

Definition

The outer protective covering of an insect or arachnid, consisting of the cuticle and the underlying epidermis.

Etymology

From Latin 'integumentum', meaning 'a covering', from 'integere', meaning 'to cover'.

Example

The integument of the beetle provides protection from environmental hazards and prevents water loss.

Synonyms

Cuticle
Exoskeleton
Skin

Related Terms

Cuticle
Epidermis
Chitin
Exoskeleton

Usage Notes

In insects, the integument is crucial for defense, structural support, and preventing desiccation. In arachnids, it also serves similar protective and structural roles.