ENGLISH DICTIONARY

Antimatter

Definition, Meaning & Examples

Pronunciation /ˈæn.tiˌmæt.ɚ/ · Part of speech noun

Quick meaning: Antimatter is a noun meaning (physics) Matter that is composed of the antiparticles of those that constitute normal matter.

Meaning

(physics) Matter that is composed of the antiparticles of those that constitute normal matter.

More Meanings

  1. (physics) A form of matter that has a key property, such as charge, opposite to that of ordinary matter.

Example Sentences

But most theories predict that equal amounts of matter and antimatter should have been produced during the big bang, and the mystery of what happened to all the antimatter is a central question in fundamental physics.
Particles of matter and antimatter are identical, except for an opposite electrical charge. An electron has a negative charge whereas its antiparticle, the positron, has a positive charge, and both have an identical mass.

Word Forms

Related Words

Related dictionary entries include matter, antiatom, antihydrogen, antielement, anti-particle, antiwater.

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Sources & Attribution

FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0

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