heroic

he·ro·ic

adj
\hi-ˈrō-ik also her-ˈō- or hē-ˈrō-\

Definition of HEROIC

1

: of a kind that is likely to be undertaken only to save life <heroic surgery> <heroic treatment>

2

: having a pronounced effect—used chiefly of medicaments or dosage <heroic doses> <a heroic drug>