mons
n. countablen. a rounded part of the body that sticks out, or a mountain on another planet. It is usually used in medical talk or when describing the surface of the moon or Mars.
n. a rounded anatomical prominence or a mountain on a celestial body. Often appears in Latinate binomial nomenclature for planetary geology or anatomical structures.
The probe took high-resolution photos of the giant mons on Mars.
Geologists identified the feature as a mons, indicating an ancient volcanic peak on the lunar surface.
The topographic map revealed a massive mons rising several kilometres above the surrounding plains, suggesting significant tectonic activity in the planet's distant past.
Shortened form
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Typically used in technical Latin phrases or as a formal geological descriptor for extraterrestrial mountains.
Last updated May 9, 2026