Illicit major
- 大词不当（大词不当是形式谬误，三段论中大词在结论周延，但在大前提中不周延，导致论证无效）
Illicit major
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abstract:
Illicit major is a formal fallacy committed in a categorical syllogism that is invalid because its major term is undistributed in the major premise but distributed in the conclusion.
以上来源于:
WordNet