noun the act of completely destroying or defeating someone or something
adjective annihilative - tending to destroy or defeat completely
In mathematics, annihilation can refer to the process of eliminating or cancelling out terms in an equation or expression.
In chemistry, annihilation can refer to the complete destruction of a substance or the process of a particle and its antiparticle combining to form a new particle.
In physics, annihilation refers to the process of a particle colliding with its antiparticle and both particles being converted into energy.
In science fiction, annihilation is often used to describe the total destruction or obliteration of a planet, species, or civilization.
In warfare, annihilation can refer to the complete defeat or destruction of an enemy force or target.
In literature, annihilation can be used as a theme to explore the destruction of characters or societies, often as a metaphor for larger societal issues.
In psychology, annihilation can refer to the concept of the complete destruction of the self or identity, often seen in severe cases of trauma or dissociative disorders.
In scientific research, annihilation can refer to the process of particles and antiparticles coming into contact and destroying each other, resulting in the release of energy.
In military strategy, annihilation can be a tactic used to completely destroy an enemy's forces or resources, leaving them unable to continue the fight.
In environmental science, annihilation can refer to the extinction of species or the destruction of ecosystems, often caused by human activities such as deforestation or pollution.