The phrase "a major impulse" is correct and usable in written English.
It can be used to describe a significant motivation or driving force behind an action or decision.
Example: "The desire for innovation was a major impulse behind the company's recent changes in strategy."
Alternatives: "a significant motivation" or "a primary driving force."
She was confrontational in person and on stage, but her courage went hand-in-hand with a gleeful, teenage desire to shock and outrage that was a major impulse in punk.
That circumstance was a major impulse behind her publication of Moholy-Nagy Marginal Notes (1972), in which she tried to set the record straight about her collaboration in the groundbreaking photographic experimentation at the Bauhaus that had hitherto been credited to Moholy-Nagy alone.
Therefore, the development of new scintillators for cosmic-ray muon radiography will provide a major impulse to research on the diagnosis and monitoring of volcanoes.
A first major impulse toward the internationalization of natural resource management was brought by the post-World War II context, with its pervasive spirit of cooperation on the one hand and its specific problems of food shortages on the other.
In general, mud layers or mud drapes are interpreted to form due to suspension fallout during slack water conditions after the decrease of flow velocities subsequent to a major inundation impulse during a tsunami event, where long wave periods (> 10 min).
In addition, growth factor signaling is also a major differentiation impulse.
The major impulse in Bhutanese art comes from Buddhism.
It is, therefore, only from the third factor that we can expect the initial major impulse.
One major impulse behind the reform of the rules is to expand the scope to not just cover telcos but reflect how many communications now travel 'over the top' of cellular networks, via Internet services.
But it's remarkable to be faced with a picture of happy family life in which one child, Beaver, seems incapable of remembering anything or getting good grades, and the other boy, Wally, has what we would term, at the very least, some major impulse control problems.
A tsunami-induced washover event, in contrast to a storm-induced event, would typically consist of few major impulses of sea water inundation, corresponding to the tsunami wave train.
