Search Result for "momentous": 
Wordnet 3.0


1. of very great significance;
- Example: "deciding to drop the atom bomb was a very big decision"
- Example: "a momentous event"

The Collaborative International Dictionary of English v.0.48:

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]
WordNet (r) 3.0 (2006):

momentous adj 1: of very great significance; "deciding to drop the atom bomb was a very big decision"; "a momentous event"
Moby Thesaurus II by Grady Ward, 1.0:

93 Moby Thesaurus words for "momentous": absolute, ascendant, authoritarian, authoritative, authorized, autocratic, big, big-league, big-name, big-time, bigwig, bigwigged, bustling, charged, charismatic, charming, clothed with authority, commanding, competent, consequential, considerable, controlling, critical, crucial, decisive, dominant, double-barreled, duly constituted, earthshaking, effective, effectual, efficacious, eminent, empowered, enchanting, epochal, estimable, eventful, ex officio, fraught, full of incident, governing, grand, grave, great, heavyweight, hegemonic, hegemonistic, high-powered, imperative, important, influential, laden, leading, magnetic, major, material, meaningful, mighty, monocratic, name, of concern, official, personable, persuasive, phenomenal, pivotal, portentous, potent, powerful, preeminent, prestigious, prominent, puissant, ranking, reputable, ruling, self-important, senior, serious, significant, stirring, strong, suasive, substantial, superior, supreme, telling, totalitarian, vital, weighty, winning, world-shaking