Declaring Python variables. There are two phases of creating a variable: 1  First, you need to initialize a variable by creating a container and assign it a name. 2  This is called initialization. 3  Second, you assign value to the the variable. 4  This is known as assignment.
Cylindricity-Cylindricity describes a condition of a surface of revolution in which all points of a surface are equidistant from a common axis. Symbol: . Cylindricity controls a cylindricals features element such that the total variations are minimized during manufacturing.
Full Definition of VITALITY. 1. a: the peculiarity distinguishing the living from the nonliving b: capacity to live and develop; also: physical or mental vigor especially when highly developed.2.a: power of enduring b: lively and animated character. See vitality defined for English-language learners.edical Definition of VITALITY. 1. : the peculiarity distinguishing the living from the nonliving. 2. : capacity to live and develop; also: physical or mental vigor especially when highly developed.