# Rydberg

> English word · Proper noun · frequency rank #83,699

## Definitions
1. A surname from Swedish.
2. A lunar impact crater that is located on the far side of the Moon.

## Etymology
From Swedish.

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