Crossword clue: an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0

The most common answer is meson (5 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

meson 5 letters wn-def

an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0

mesotron 8 letters wn-def

an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0