quasiparticle

English - English

Definition of quasiparticle in English English dictionary

Any entity that has some characteristics of a distinct particle, but comprises a grouping of multiple particles

{i} (Physics) entity that has qualities of a particle (e.g. mass, momentum) but cannot exist as a free particle

a quantum of energy (in a crystal lattice or other system) that has position and momentum and can in some respects be regarded as a particle