brownian
a. இயல் நுலறிஞர் ராபர்ட்பிரௌன் என்பவரைச் சார்ந்த.
Brown"i*an, a. Defn: Pertaining to Dr. Robert Brown, who first demonstrated (about 1827) the commonness of the motion described below. Brownian movement, the peculiar, rapid, vibratory movement exhibited by the microscopic particles of substances when suspended in water or other fluids.