Brownian motionnoun [ U ]
uk/ˌbraʊ.ni.ən ˈməʊ.ʃən/us/ˌbraʊ.ni.ən ˈmoʊ.ʃən/also Brownian movement specializedthe movement of particles in a liquid or gas, caused by being hit by molecules of that liquid or gas
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Physics: atoms, molecules & sub-atomic particles
- acceptor
- antilepton
- antimatter
- antineutrino
- antiparticle
- cation
- disaccharide
- elementary particle
- fissile
- ion
- ionize
- lepton
- Lewis structure
- macromolecule
- meson
- neutron
- quark
- relative molecular mass
- subatomic particle
- subunit
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Examples from literature
- This Brownian motion is possessed by almost every minute particle of matter, organic and inorganic, and is not due to any inherent power of the individual.