superaltern

noun

su·​per·​al·​tern ˌsü-pər-ˈȯl-tərn 

: a universal proposition (such as "every P is Q") that in traditional logic is held to be grounds for the immediate inference of the truth of a corresponding subaltern (such as "some P is Q")

Word History

Etymology

super- + subaltern

First Known Use

1921, in the meaning defined above