Tubercle

Pronunciation
/TOO-ber-kul/
Category
Anatomy
Singular
Tubercle
Plural
Tubercles

Definition

A rounded, often wart-like projection found on various parts of an arthropod's body, including the abdomen.

Etymology

Example

The abdomen of some pycnogonids has a prominent posterodorsal tubercle.

Related Terms

Usage Notes

Tubercles are usually small and can have various surface textures. They are different from spines, which are more elongated and pointed.