Antinucleus
"Antinucleus" in a Sentence (2 examples)
In 1970, a more complex antinucleus, antihelium-3 (iHe), was discovered in the USSR.
In principle the energy should have been enough for the production of even heavier antinuclei.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.