Definition, Meaning & Synonyms

facula

noun

/ˈfæk.jʊ.lə/

Definition

A bright spot or area on a planet’s surface, often associated with features like craters or lava flows.

Examples

The Moon’s surface is marked by various faculae, which can be seen through a telescope.
Faculae on Venus are thought to be volcanic in origin.
Scientists study faculae to understand the geological history of celestial bodies.

Meaning

In planetary geology, a facula indicates a region that appears brighter than its surrounding terrain, typically due to differences in texture, mineral composition, or lighting conditions.