Counterinduction is the rule of inference that one should assume the opposite of what induction

Inductive reasoning

Inductive reasoning, also known as induction or inductive logic, is a kind of reasoning that constructs or evaluates propositions that are abstractions of observations. It is commonly construed as a form of reasoning that makes generalizations based on individual instances...

 suggests. For example:

"The Sun has risen every day in the past, therefore I think that it will not rise tomorrow."

In most references to counterinduction, it is not suggested that counterinduction is valid. It is instead a refutation of Max Black

Max Black

Max Black was a British-American philosopher, who was a leading influential figure in analytic philosophy in the first half of the twentieth century. He made contributions to the philosophy of language, the philosophy of mathematics and science, and the philosophy of art, also publishing studies...

's proposed inductive justification of induction, since the counterinductive justification of counterinduction is formally identical to the inductive justification of induction.

Paul Feyerabend

Paul Feyerabend

Paul Karl Feyerabend was an Austrian-born philosopher of science best known for his work as a professor of philosophy at the University of California, Berkeley, where he worked for three decades . He lived a peripatetic life, living at various times in England, the United States, New Zealand,...

's anarchist

Anarchism

Anarchism is generally defined as the political philosophy which holds the state to be undesirable, unnecessary, and harmful, or alternatively as opposing authority in the conduct of human relations...

theory popularized the notion of counterinduction.