manipulation (n.)

c. 1730, a method of digging ore, from French manipulation, from manipule "handful" (a pharmacists' measure), from Latin manipulus "handful, sheaf, bundle," from manus "hand" (from PIE root *man- (2) "hand") + root of plere "to fill" (from PIE root *pele- (1) "to fill"). Sense of "skillful handling of objects" is first recorded 1826; extended 1828 to "handling of persons" as well as objects.