Found 2 items, similar to Momentousness.
English → English (WordNet) Definition: momentousness momentousness n : utmost importance
English → English (gcide) Definition: Momentousness Momentous \Mo*men"tous\, a. [Cf. L. momentosus rapid, momentary.] Of moment or consequence; very important; weighty; as, a momentous decision; momentous affairs. -- Mo*men"tous*ly, adv. -- Mo*men"tous*ness, n. [1913 Webster]