# Rydberg formula

> English word · Proper noun

## Definitions
1. A formula used in atomic physics to describe the wavelengths of spectral lines of many chemical elements.

## Etymology
Formulated by the Swedish physicist Johannes Rydberg, and presented on 5 November 1888.

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