mōˈbiləd.ē, -ətē, -i noun
( -es )
Etymology: Middle French mobilité, from Old French, from Latin mobilitat-, mobilitas, from mobilis mobile + -itat-, -itas -ity — more at mobile
1. : the quality or state of being mobile : the capacity or facility of movement : movability
the mobility of a liquid
factors of birth, income, and education affecting social mobility
the high mobility of modern labor
2. : the measure of the rate at which a solid is deformed under stress after the yield point has been exceeded
3.
a. : the average speed at which either gaseous or electrolytic ions move under the influence of a unit potential gradient
b. : the average speed with which molecules in solution diffuse under the influence of a unit osmotic pressure gradient