They both measure the same thing (temperature!), but use different numbers: Boiling water (at normal pressure) measures 100Â° in Celsius, but 212Â° in Fahrenheit.
Freebase(0.00 / 0 votes)Rate this definition: Manumission is the act of a slave owner freeing his or her slaves. Different approaches developed, each specific to the time and place of a society's slave system. The motivations of slave owners in manumitting slaves were complex and varied.
Migration (human) is the movement of people from one place in the world to another for the purpose of taking up permanent or semipermanent residence, usually across a political boundary. An example of semipermanent residence would be the seasonal movements of migrant farm laborers.eople can either choose to move (voluntary migration) or be forced to move (involuntary migration). Migrations have occurred throughout human history, beginning with the movements of the first human groups from their origins in East Africa to their current location in the world.