Tending, or having the power, to extinguish; causing annihilation. Const. of.

That annihilates someone or something (in various senses of the verb). Also: characterized by annihilation.

Likely or able to destroy the world.

That tends to erase or obliterate.

Destroying; reducing to nonentity.

Having the quality of annihilating something; tending to or characterized by annihilation; utterly devastating or destructive. Also with of.

Tending to extermination; characterized by attempts at extermination.

Tending to exterminate.

That effects or advocates the complete destruction, obliteration, or annulment of something.