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eureka task

a problem-solving task designed to investigate the phenomenon of sudden insight into a problem’s solution. The route to solving the problem is usually not obvious and typically requires a mental leap beyond the sorts of solutions used for everyday problems. See also aha experience; discontinuity hypothesis.

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Psychology term of the day

February 26th 2024

fallacy

fallacy

n.

1. an error in reasoning or argument that leads to a conclusion that may appear valid but is actually invalid. A fallacy may be formal or informal. A formal fallacy involves a violation of a principle of formal logic. An informal fallacy leads to an invalid conclusion because it is misleading in its language or appears to apply to a situation when it does not really apply. See also either–or fallacy; false analogy; false authority; false cause; historical fallacy.

2. more generally, any mistaken idea. —fallacious adj.