BT Šab 20a(41) :אדרבה איפכא מסתברא‏ : on the contrary, the opposite makes more sense
See the entire entry for ˀdrbˀ adv. on the contrary

BT Šab 20a(41) :אדרבה איפכא מסתברא‏ : on the contrary, the opposite makes more sense
See the entire entry for ˀip̄kā n.m./adv. opposite, in an opposite manner