English dictionary



Hint: In most browsers you can lookup any word by double click it.

English adjective: momentous

1. momentous of very great significance


SamplesDeciding to drop the atom bomb was a very big decision.
A momentous event.


Similarimportant, significant


Antonymsunimportant, insignificant









Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk