Vernichtung — meaning in English

English meaning

annihilation noun Total destruction; the act of wiping something out of existence.
destruction noun The act of destroying something, or the state of having been destroyed.
extermination noun The complete destruction or killing off of a group.
obliteration noun The complete destruction of something, so that nothing is left.
ruination noun The state or process of being completely ruined or destroyed.

Vernichtung is used for these senses in English:

annihilation The act of destroying or otherwise turning into nothing, or nonexistence.
obliteration (medicine) The cancellation of the function, structure, or both of a vessel or organ; for example, the occlusion of the lumen of a duct, blood vessel, or lymphatic vessel, be it solely functional (as when squeezed by nearby mass effect or inflammation) or both structural and functional (as when clogged with thrombus, embolus, or fibrosis).
ruination The act of ruining or wrecking.

noun Total destruction; the act of wiping something out of existence.
noun Physics: the process by which a particle and antiparticle destroy each other, converting their mass into energy.