Antiproton
"Antiproton" in a Sentence (1 examples)
There were also particles no one had predicted that just appeared. Five of them […, i]n order of increasing modernity, […] are the neutrino, the pi meson, the antiproton, the quark and the Higgs boson.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.