antiproton
noun/ˈæntiprəʊtɒn/
/ˈæntiprəʊtɑːn/, /ˈæntaɪprəʊtɑːn/
(physics)- a particle that has the same mass as a proton, but a negative electrical charge
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.
Check pronunciation:
antiproton