# mesotron

> English word · Noun · IPA /ˈmɛs.əˌtɹɒn/

## Definitions
1. meson

## Etymology
From meso- + -tron. Coined by American physicists Carl Anderson and Seth Neddermeyer in 1938 in a letter to Nature titled "Mesotron (Intermediate Particle) as a Name for the New Particles of Intermediate Mass".

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