% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Other crossword clues for answer "MESONS"

MESONS
Interacting particles
Particles with tau and eta varieties
Subatomic particles
They're made of quarks and antiquarks
Particles in physics
J/psi particles, e.g.
Nuclear particles.
Electronic particles
Pions and muons
Some subatomic particles
Quark/antiquark particles
Quark/antiquark pairs
Accelerator particles
Quark-plus-antiquark particles
B particles and D particles
Particles with strong interactions
Strongly interacting particles
Particles composed of a quark and an antiquark