Longman Dictionary of Contemporary English homepage

momentous

 adjective
     
mo‧men‧tous
a momentous event, change, or decision is very important because it will have a great influence on the future:
Momentous events are taking place in the US.
His colleagues all recognized that this was a momentous occasion.
one of the most momentous days in British sport
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary

Browse the dictionary