Definition of antimatter in English:
noun[mass noun] Physics
Matter consisting of elementary particles which are the antiparticles of those making up normal matter.
- In the enormous densities of the early moments of the Big Bang the result would have been a catastrophic annihilation of matter and antimatter into radiation.
- There is both matter (such as electrons) and oppositely charged antimatter (such as positrons).
- Paul Dirac predicted the existence of antimatter with his relativistic wave equation in 1928.
Definition of antimatter in:
- US English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Australia
Most popular in Malaysia
Most popular in India