Induction  n. 1 act of inducting or inducing. 2 act of bringing on (esp. Labour) by artificial means. 3 inference of a general law from particular instances. 4 (often attrib.) Formal introduction to a new job etc. (induction course). 5 electr. A production of an electric or magnetic state by the proximity (without contact) of an electrified or magnetized body. B production of an electric current by a change of magnetic field. 6 drawing of the fuel mixture into the cylinders of an internal-combustion engine.