momentousness

momentous | American Dictionary

momentous
adjective
us/moʊˈmen·təs/
very important, esp. because of the effects on future events:
a momentous decision/event

Examples of momentous

momentous
This series is a momentous undertaking, which deserves full recognition and praise, including the volume at hand.
The day's events were considered sufficiently momentous for the student newspaper to rush out a supplement.
Their presentation style belies the subtle but momentous social transformation they are orchestrating - the reconfiguration of gender and ethnic relations.
Decisions which previously would have seemed difficult and momentous are presented as being merely practical and enjoyable.
First, we advance our understanding of public opinion about the economy by examining its particular characteristics in political economies undergoing momentous change.
This realization is momentous because, for the first time in world history, slavery came under principled attack.
The precautionary principle is frequently referred to in various momentous decisions affecting human health and the environment.
In this regard, it is worth mentioning that momentous progress has been achieved recently in structural determination of pigment-protein complexes of other photosynthetic organisms.
Given these and other momentous changes, one would expect to find "culture" very carefully and sensitively defined in the literature on cultural competence.
If we take these developments and interim findings to their logical conclusion, pretty momentous implications arise.
It is obviously a highly significant development which has already had momentous effects on linguistic description.
However, as a large number of economists have recognized, the decision to adopt a single currency is a truly momentous one.
A momentous and emotional piece of history unfolded before our eyes.
It was a momentous event in the country's politico-military history.
If that claim seems in any way far-fetched, consider the reactions to two of the most momentous events of the last 15 years.
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