# exciton

> English word · Noun · IPA /ˈɛksɪtən/ · frequency rank #98,094

## Definitions
1. A bound state of an electron and an electron hole in an insulator or semiconductor

## Etymology
From excite + -on.

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