massive
adj.adj. extremely large, heavy, or powerful. You can use it to describe physical things like buildings or abstract things like a big success.
adj. exceptionally large in size, weight, or degree. In informal registers, it functions as an intensifier for abstract nouns to indicate significant scale or impact.
The new stadium is absolutely massive.
The company reported a massive increase in profits after the new product launch.
The tectonic shift caused a massive displacement of water, resulting in a series of waves that reached the distant coastline within hours.
From Middle English massif, from Middle French massif, equivalent to mass + -ive. The Irish sense is possibly derived from Irish mas (“fine, handsome”).
Commonly used as a gradable adjective; it can be modified by intensifiers like 'absolutely' or 'truly'.