| Answer | Crossword Clue |
|---|---|
| IONS | Certain particles. |
| ANIONS | Certain particles. |
| IONS | Certain particles |
| IONS | Certain plasma particles |
| PIONS | Certain subatomic particles |
| supermembrane | a type of membrane postulated in certain theories of elementary particles that involve supersymmetry |
| supermembranes | SUPERMEMBRANE, a type of membrane postulated in certain theories of elementary particles that involve supersymmetry |
