tomentum

Definition

A dense, matted covering of fine hairs or scales found on the bodies of certain insects and arachnids, which can serve various functions including protection and insulation.

Etymology

From Latin 'tomentum', meaning 'stuffing' or 'cushion', referring to its dense and matted nature.

Example

The bumblebee's body is covered with tomentum, which helps to trap heat and protect it while foraging in cooler temperatures.

Synonyms

• Fuzz
• Pile

Related Terms

• Setae
• Scales
• Insulation

Usage Notes

The term tomentum can also be used in botanical contexts to describe a similar covering on plants.