# antimatter

> English word · Noun · IPA /ˈæn.tiˌmæt.ɚ/ · frequency rank #44,614

## Definitions
1. Matter that is composed of the antiparticles of those that constitute normal matter.
2. A form of matter that has a key property, such as charge, opposite to that of ordinary matter.

## Etymology
From anti- + matter. Coined by British physicist Arthur Schuster in 1898 to describe matter that resists gravity in a jocular article in Nature titled "Potential Matter.—A Holiday Dream", but not used in a modern sense until the 1940s.

## Common misspellings (13)
`anitmatter`, `anntimatter`, `antiamtter`, `antimater`, `antimatetr`, `antimatterr`, `antimattre`, `antimmatter`, `antimtater`, `antmiatter`, `anttimatter`, `atnimatter`, `natimatter`

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