Meaning of antihydrogen | Babel Free
Definitions
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The antimatter equivalent of hydrogen, consisting of an antiproton and a positron (antielectron). particle, uncountable, usually
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An atom of the antimatter equivalent of hydrogen. countable, particle, usually
CEFR level
C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
This word is part of the CEFR C1 vocabulary — advanced level.