fallacy
FAL-uh-seenounMeaning a mistaken belief, or a flaw in reasoning
Memory hook FALL-acy: reasoning that FALLS apart. The rooster crows, the sun comes up, and he proudly believes his crowing made it rise. That reasoning falls apart: it is a fallacy.
“Everyone I know likes pizza, so everyone in the world must like pizza” is a fallacy.
In context His argument rested on a fallacy: just because the rooster crows before sunrise does not mean that the rooster makes the sun come up.
Similar misconception, error, myth, false belief
Opposite truth, fact
From Latin fallacia, “deceit,” from fallere, “to deceive,” the root of false.