antiproton
noun
an·ti·pro·ton
| \ Ëan-tÄ-ËprĆ-ËtĂ€n
, Ëan-ËtÄ«-\
, Ëan-ËtÄ«-\
Definition of antiproton
: the antiparticle of the proton
Examples of antiproton in a Sentence
Recent Examples on the Web
Here's an example: if a proton-antiproton collision produces a top quark and an antitop particle, these will instantly decay into two weak force (W) bosons and two bottom quarks. — Jennifer Ouellette, Ars Technica, "MIT physicists: Social networks could hold the key to finding new particles," 31 July 2019 Since 2002, a few groups have been studying antihydrogen at the European particle physics laboratory, CERN, in Meyrin, Switzerland, the world's only major source of antiprotons. — Adrian Cho, Science | AAAS, "Atoms and antiatoms havenât crashed Albert Einsteinâs theory of relativityâyet," 4 Apr. 2018 Obertelli and his colleagues plan to use magnetic and electric fields to trap a cloud of antiprotons within a vacuum (see âAntimatter to goâ). — Elizabeth Gibney, Scientific American, "Physicists Plan Antimatter's First Outing--in a Van," 21 Feb. 2018 But in reality, antimatter is really no different than regular matter, except that antimatter atoms have positrons instead of electrons and antiprotons instead of protons. — Sophie Weiner, Popular Mechanics, "How To Make and Trap Antimatter," 1 Apr. 2017 The antiproton then floats out of the trap and into a surrounding array of particle detectors, in which it is annihilated and produces a subatomic blast. — Adrian Cho, Science | AAAS, "Atoms and antiatoms havenât crashed Albert Einsteinâs theory of relativityâyet," 4 Apr. 2018 But in reality, antimatter is really no different than regular matter, except that antimatter atoms have positrons instead of electrons and antiprotons instead of protons. — Sophie Weiner, Popular Mechanics, "How To Make and Trap Antimatter," 1 Apr. 2017These example sentences are selected automatically from various online news sources to reflect current usage of the word 'antiproton.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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