Wiktionary
pathbreaking
a. Opening a new path or approach
Usage examples of "pathbreaking".
Following the pathbreaking and ultimately Nobel Prize-winning work of Glashow, Salam, and Weinberg that established a deep connection between the electromagnetic and weak forces (discussed in Chapter 5), in 1974 Glashow, together with his Harvard colleague Howard Georgi, suggested that an analogous connection might be forged with the strong force.
Catharine Beecher was not a feminist in the mold of the women's rights activists who met in the pathbreaking convention at Seneca Falls, in 1848.