nullifer
Nullifier refers to a hypothetical device or concept that can negate or neutralize certain forces, energies, or phenomena. The term is often encountered in science fiction, where nullifiers are depicted as capable of rendering weapons useless, blocking energy fields, or even erasing information. The specific function of a nullifier depends on the fictional context in which it appears. In some narratives, a nullifier might target electromagnetic radiation, thus disabling electronic devices. In others, it could be designed to counteract gravity or other fundamental forces.
The idea of a nullifier taps into the human desire for control and defense against perceived threats.