Tubercle

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

In anatomy, a tubercle (literally 'small tuber', Latin for 'lump') is any round nodule, small eminence, or warty outgrowth found on external or internal organs of a plant or an animal.

Excerpt from the Wikipedia article “Tubercle”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Nhobgood Nick Hobgood, CC BY-SA 3.0, via Wikimedia Commons.