# pericynthion

> English word · Noun

## Definitions
1. The point in an elliptical orbit around the moon that passes closest to the moon.

## Etymology
From peri- + Cynthia (“Artemis, the Moon”) + -ion, from Ancient Greek περι- (peri-) + Κυνθία (Kunthía, “Artemis”). Compare perihelion, periastron.

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