
1) Concept in physics 2) Quantum
Found on
https://www.crosswordclues.com/clue/quasiparticle

In physics, quasiparticles and collective excitations (which are closely related) are emergent phenomena that occur when a microscopically complicated system such as a solid behaves as if it contained different weakly interacting particles in free space. For example, as an electron travels through a semiconductor, its motion is disturbed in a comp...
Found on
http://en.wikipedia.org/wiki/Quasiparticle

in physics, a disturbance, in a medium, that behaves as a particle and that may conveniently be regarded as one. A rudimentary analogy is that of a ...
Found on
http://www.britannica.com/eb/a-z/q/5
noun 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
Found on
https://www.encyclo.co.uk/local/20974

an entity, as an exciton or phonon, that interacts with elementary particles, but does not exist as a free particle.
Found on
https://www.infoplease.com/dictionary/quasiparticle
No exact match found.