| Answer | Crossword Clue |
|---|---|
| annihilates | Convert (a subatomic particle) into radiant energy |
| annihilating | Convert (a subatomic particle) into radiant energy |
| annihilated | Convert (a subatomic particle) into radiant energy |
| axion | a hypothetical subatomic particle of low mass and energy that is postulated to exist because of certain properties of the strong force |
