momentous
UK[məʊˈmentəs]US[moʊˈmentəs]
adj
(of a decision, event, or change) of great importance or significance, especially in its bearing on the future.
Morpheme Breakdown
moment
ous
moment
ous
full of,
Etymology
The word 'momentous' is built upon the noun 'moment,' which in English can denote both a brief period of time and a point of decisive importance. This dual meaning originates from Latin momentum, itself derived from the verb movere (to move), suggesting the turning point or "movement" in the course of events. The suffix -ous (full of) was attached in the early 18th century to create an adjective meaning "full of consequence" or "characterized by great importance." Thus, the literal construction "full of moment" evolved from the concept of a pivotal point in time to describe anything of profound significance.
Analysis
Structure: moment + ous
- moment: From Latin momentum (movement, particle of time, importance), via Old French moment. In this word, it carries the sense of "importance" or "consequence."
- ous: A suffix of Latin origin (-osus) forming adjectives meaning "full of," "characterized by," or "having the qualities of."
Examples
The committee faced a momentous decision that would shape the company's future.
The signing of the treaty was a momentous occasion in the nation's history.
They were unaware of the momentous changes happening just beyond their borders.