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Meaning of parapositronium | Babel Free

Noun CEFR C2

Definitions

The state of a positronium exotic atom in which the positron and electron have antiparallel spins

attributive, uncountable

CEFR level

C2

Mastery
This word is part of the CEFR C2 vocabulary — mastery level.

See also

parapowerlifter parapowerlifting parapox parapoxvirus parapraxia parapraxis