Cuticular Waxes

Pronunciation: /kyoo-ti-kular wax-eez/

Category: Anatomy

Singular: Cuticular Wax

Plural: Cuticular Waxes

Definition

A complex mixture of very long chain compounds found on the outer layer of insect cuticle, providing waterproofing properties and various other functions.

Etymology

From Latin 'cuticula', meaning 'skin' or 'outer layer', and 'wax'.

Example

Cuticular waxes on the wings of a dragonfly provide protection against water and UV radiation.

Related Terms

Cuticle
Insect
Waterproofing
Chemical cues

Usage Notes

The composition of cuticular waxes varies greatly between insect species and can include hydrocarbons, fatty alcohols, wax esters, and free fatty acids.