mammoth
adj.adj. extremely large or huge. You use this to describe something that is much bigger than normal, like a very big project or a giant building.
adj. extremely large in size, scale, or scope. Often used to describe significant physical objects or abstract tasks that require immense effort.
The team faced a mammoth task to finish the project on time.
The construction of the new stadium was a mammoth undertaking that required thousands of workers and years of planning.
Despite the mammoth scale of the global logistics network, a single blockage in a major shipping canal can cause significant delays across multiple continents.
From obsolete Russian ма́мант (mámant), modern ма́монт (mámont), probably from a Uralic word, such as Proto-Mansi *mān-oŋt (“earth horn”). Possibly influenced by behemoth. Adjectival use was popularized in the early 1800s by references to the Cheshire Mammoth Cheese presented to American paleontologist and president Thomas Jefferson.
Typically used attributively before the noun it modifies.