ˈjīənt.ˌizəm, -ən.ˌti- noun
( -s )
1. : the quality or state of being a giant : extreme or unusual largeness
parallel to giantism in industry is the economic concentration of power into the hands of a relatively few corporations — R.J.Harris
the new skyline … rose even above her, overwhelming the stars with the blatant giantism of the new New York — Booth Tarkington
2.
a. : gigantism 2
b. : gigantism 3