Definition of 'antimatter'
uncountable noun
In science, antimatter is a form of matter whose particles have characteristics and properties opposite to those of ordinary matter.
[technical] COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers
noun
a form of matter composed of antiparticles, such as antihydrogen, consisting of antiprotons and positrons
Collins English Dictionary. Copyright © HarperCollins Publishers
Word Frequency
antimatter in American
(ˈæntɪˌmætər ; anˈtimatˌər; ˈæntaɪˌmætər ; anˈtīmatˌər; ˈæntiˌmætər ; anˈtēmatˌər) noun
a form of matter in which the electrical charge or other property of each constituent particle is the reverse of that in the usual matter of our universe: an atom of antimatter has a nucleus of antiprotons and antineutrons surrounded by positrons
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Example sentences containing 'antimatter'
These examples have been automatically selected and may contain sensitive content.
Read more…
Word Lists
Trends of 'antimatter'
Used Rarely. antimatter is in the lower 50% of commonly used words in the Collins dictionary
View usage for:
Nearby words of 'antimatter'
Source
Definition of antimatter from the
Collins English Dictionary
Collins Dictionaries for Schools
Our new online dictionaries for schools provide a safe and appropriate environment for children. And best of all it's ad free, so sign up now and start using at home or in the classroom.
Read more
Meme Ban, Heart Age & Collagin: September’s Words in the News
Catch up on the latest words in the news this September with Robert Groves.
Read more
Collins Reference Catalogue 2019
View our new 2019 reference catalogue. From dictionaries, phrasebooks, language learning, atlases and maps, general reference and puzzles, you'll be sure to find books that appeal to you.
Read more
Join the Collins community
All the latest wordy news, linguistic insights, offers and competitions every month.
Read more