autoinduction
/ˌɔːtəʊɪnˈdʌkʃn/noun
1 Electricity = self-induction. Now rare.
2 Biology and Medicine. The induction of something by itself or without external stimuli. In later use: ( Pharmacology ) the induction by a substance (especially a drug) of enzymes responsible for its own degradation.
Origin
Late 19th century. From auto- + induction, perhaps after French auto-induction.