Annihilation Definition
ə-nīə-lāshən
noun
The act or process of annihilating.
American Heritage
The condition of having been annihilated; utter destruction.
American Heritage
The phenomenon in which a particle and an antiparticle, such as an electron and a positron, meet and are converted to a combination of energy or energetic particles approximately equivalent to the sum of their masses.
American Heritage
The act of reducing to nothing, or nonexistence; or the act of destroying the form or combination of parts under which a thing exists, so that the name can no longer be applied to it; as, the annihilation of a corporation.
Wiktionary
The state of being annihilated.
Wiktionary
Other Word Forms of Annihilation
Noun
Singular:
annihilation
Plural:
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