What is the characteristics of pepper?

Pepper, specifically black pepper (Piper nigrum), is known for its small, round berries that are dried and used as a spice. It has a pungent, aromatic flavor that adds heat and depth to dishes. The characteristic spiciness comes from piperine, a compound found in the berries. Additionally, black pepper has a distinct earthy aroma and can vary in intensity based on its origin and processing.