| NOUN | object | J particle, psi particle | a neutral meson with a large mass |
|---|
| Meaning | A neutral meson with a large mass. | |
|---|---|---|
| Synonym | psi particle | |
| Broader | meson, mesotron | An elementary particle responsible for the forces in the atomic nucleus |
©2001-25 · HyperDic hyper-dictionary · Contact