immense
1. [ adjective ] unusually great in size or amount or degree or especially extent or scope
Synonyms: vast huge brobdingnagian
Examples:

"huge government spending" "huge country estates" "huge popular demand for higher education" "a huge wave" "the Los Angeles aqueduct winds like an immense snake along the base

Related terms: large
2. [ adjective ] unusually great in size or amount or degree or especially extent or scope
Synonyms: vast huge
Examples:

"huge government spending" "huge country estates" "huge popular demand for higher education" "a huge wave" "immense numbers of birds";

Related terms: large
Similar spelling:   immensely
  immensity