The chemical process by which the action of a solvent or a change in physical condition, as in pressure or temperature, causes a molecule to split into simpler groups of atoms, single atoms, or ions. The separation of an electrolyte into ions of opposite charge.
ticket designator: a code on airline tickets to indicate what type of discount is applied, such as for a child or infant, or airline employee.
a slip, usually of paper or cardboard, serving as evidence that the holder has paid a fare or admission or is entitled to some service, right, or the like: 1  a railroad ticket; a theater ticket. 2  That's the ticket! 3  to ticket illegally parked cars.