tubercle
![](https://upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Whales_Bubble_Net_Feeding-edit1.jpg/220px-Whales_Bubble_Net_Feeding-edit1.jpg)
Humpback whales with tubercles
In medicine and anatomy, a tubercle is a small bump or nodular swelling on the surface of a body or organ. This can be present as a normal surface structure, for example as nodular structures on the body surface of some whales, or as a sign of inflammation or other pathological surface changes. As anatomical features of teeth, bones or other structures, tubercles are called tubercles . In pathology, nodular tissue changes, so-called granulomas , are also referred to as tubercles, for example when diagnosing tuberculosis .
Wind turbines
The leading edges of the blades of the rotors of wind turbines are provided with humps - they are also called tubercles .
Web links
Wiktionary: tubercle - explanations of meanings, word origins, synonyms, translations