# Mons

CEFR C2 · Noun

Source: https://englishreference.com/word/mons
Updated: 2026-08-15

## Definition

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.

For teachers: a rounded anatomical prominence or a mountain on a celestial body. Often appears in Latinate binomial nomenclature for planetary geology or anatomical structures.

## Examples

- 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.

## Usage notes

- Typically used in technical Latin phrases or as a formal geological descriptor for extraterrestrial mountains.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.