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Definition 2024


nanoparticle

nanoparticle

English

Noun

nanoparticle (plural nanoparticles)

  1. any microscopic particle less than about 100 nanometers (nm) in diameter. In aerosol science, the term is often reserved for particles less than 50 nm in diameter; the term "ultrafine particles" is used for particles less than 100 nm in diameter.

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