# periareion

> English word · Noun

## Definitions
1. The point in an elliptical orbit around Mars that is closest to Mars.

## Etymology
From peri- + areo- + -ion.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/periareion