reversal of normal order of two words or sentences etc. (as in `bred and born')the logical fallacy of using as a true premise a proposition that is yet to be proved
英汉双解大词典
hysteron proteron/ˈhɪstəˌrɒn ˈprɒtəˌrɒn/
1.
N（名词）
a fallacious argument in which the proposition to be proved is assumed as a premise 倒逆论法 [logic]