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:
annihilations

Origin of Annihilation

  • From Middle French annihilation, from Latin ad (“to") + nihil (“nothing").

    From Wiktionary

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