Exotic hadron
Exotic hadron stands for:
-
Exotic meson , a meson with more than two or no valence quarks
- Tetraquark with four valence quarks
- Hexaquark with six valence quarks
- Glueball without valence quarks
-
Exotic baryon , a baryon with more than three valence quarks
- Pentaquark with five valence quarks
- Hepta quark with seven valence quarks