The phrase "major impetus" means a strong force or driving factor that greatly influences or pushes something forward.
Sentences with «major impetus»
The Wall Street Journal article should provide major impetus for change. (patrickjlamb.com)
Thus, the analysis of the Planck data gives major impetus for research during future space missions. (sciencedaily.com)
In January 2002, accountability gained major impetus as a nationwide reform with the advent of the No Child Left Behind Act (NCLB), revised in 2016 as the Every Student Succeeds Act. (ascd.org)