quasiparticle

[ kwey-zahy-pahr-ti-kuhl, kwey-sahy-, kwah-see, -zee- ]

nounPhysics.
  1. an entity, as an exciton or phonon, that interacts with elementary particles, but does not exist as a free particle.

Origin of quasiparticle

1
First recorded in 1955–60; quasi- + particle

Words Nearby quasiparticle

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

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