01 a. Pertaining to Dr. Robert Brown, who first demonstrated (about 1827) the commonness of the motion described below.
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1.
Pertaining to Dr. Robert Brown, who first demonstrated (about 1827) the commonness of the motion described below.
Phrases & compounds
Brownian motion —
the peculiar, rapid, vibratory movement exhibited by the microscopic particles of substances when suspended in water or other fluids.