the convening of heat from one part of a liquid or gas to another by the movement of heated substances

change of possession

(to cause a person, office etc) to change position, job etc; to hand over the possession of (property etc) (to a person)

change of possession

the clutch, gears etc that help to send power from the engine to the wheels (of a vehicle); the act, process, of transmitting

the act of transporting