momentous

[moh-men-tuhs]
adjective
of great or far-reaching importance or consequence: a momentous day.

Origin:
1645–55; moment + -ous

momentously, adverb
momentousness, noun
unmomentous, adjective
unmomentously, adverb
unmomentousness, noun


vital, critical, crucial, serious. See heavy.


trivial, trifling.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To momentous
Collins
World English Dictionary
momentous (məʊˈmɛntəs)
 
adj
of great significance
 
mo'mentously
 
adv
 
mo'mentousness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

momentous
formed 1650s in English from moment to carry the sense of "important" while momentary kept the meaning "of an instant of time."
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Example sentences
These thoughts concern themselves only with things that seem important and of momentous interest to us.
The momentous event would clear away the trivia and throw my life into proper
  perspective.
The end of the fiscal year usually isn't a momentous occasion for colleges.
So it is a momentous thing to contemplate the return of inflation, however
  mild, by the year's end.
Find the Right Word
What are irregular verbs?
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;