Voltage has a meaning of a gain while voltage drop - of a loss; voltage is an earned voltage while voltage drop is a lost voltage. If we consider the voltage across an element, voltage means its own voltage (created by the element) while voltage drop means some else's voltage (created by an external source). So, in the first case, the element is active (a source) while in the second case, the element is passive (resistor, capacitor, inductor or something else).
Jackson County is a county located in the U.S. state of Michigan. Its population was 160,248 as of the 2010 Census. The county seat is Jackson. The county was set off in 1829 and organized in 1832. It is named for U.S. President Andrew Jackson and considered to be one of Michigan's  Cabinet counties , named for members of Jackson's Cabinet.
Monroe County is a county located in the U.S. state of Michigan. As of the 2010 census, the population was 152,021. The largest city and county seat is Monroe. The county was established as the second county (after Wayne County) in the Michigan Territory in 1817 and was named for then-President James Monroe. Monroe County comprises the Monroe, MI Metropolitan Statistical Area and is included in the Detroit-Warren-Ann Arbor, MI Combined Statistical Area.