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Meaning of pionium | Babel Free

Noun CEFR B1

Definitions

an exotic atom equivalent to a hydrogen atom with the proton replaced by a pion
an onium where the bound antiparticle-particle pair is a pion and an antipion.

Equivalents

Italiano pionio

CEFR level

B1

Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.

See also

Piontek Piontkowski piophilid piopio Pioquinto Piora