To reduce to nothing, to destroy, to eradicate.
To render null and void; to abrogate.
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).
To destroy; to strike out of existence; to obliterate.
To scrape as if with a razor.
To demolish; to level to the ground.
A swinging fence in a watercourse to prevent cattle passing through.