Her (successful) career was one of the first for women as architects, and encouraged other women to become architects and other firms to hire women. Daniel Boone, as he explored the primeval forests of the eastern USA, cut a blaze (a white mark, as on the forehead of a horse) with a hatchet or knife on one side of the occasional tree, so that others could follow his trail (and so that he could find his way back to his camp). 'Trailblazing', then, is showing the way to others, as the leader (the trailblazer) who first explores the route.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.