Annihilate

Verb

1. To reduce to nothing, to destroy, to eradicate.

   "An atom bomb can annihilate a whole city."

2. To react with antimatter, producing gamma radiation and (for higher-mass reactants, especially composite particles such as protons) lighter particles (such as pions, muons, and neutrinos).
3. To treat as worthless, to vilify.
4. To render null and void; to abrogate.
5. To cause to become zero by means of an annihilator operator