BrownÂ·iÂ·an motion. n. The random movement of microscopic particles suspended in a liquid or gas, caused by collisions with molecules of the surrounding medium. Also called Brownian movement. [After Robert Brown .].rownian motion-the random motion of small particles suspended in a gas or liquid. Brownian movement, pedesis. motion, movement-a natural event that involves a change in the position or location of something. 1  Facebook.
Fullerton, CA Police patch. The Fullerton Police Department of Fullerton, California, was established in 1904 when the city incorporated. The Fullerton Police Department currently employs 153 sworn officers and 78 civilian employees.
In 1833, Philadelphia organized an independent, 24-hour police force. In 1838, the Boston Police force was established, with a day police and night watch working independently. New York City followed suit in 1844, becoming the New York City Police Department in 1845.Police departments were now headed by police chiefs who were appointed by political leaders.n 1838, the Boston Police force was established, with a day police and night watch working independently. New York City followed suit in 1844, becoming the New York City Police Department in 1845. Police departments were now headed by police chiefs who were appointed by political leaders.