Gargantuan

(a.) Characteristic of Gargantua, a gigantic, wonderful personage; enormous; prodigious; inordinate.

Thesaurus Entries

Atlantean, Brobdingnagian, Cyclopean, Herculean, Homeric, abysmal, amplitudinous, astronomic, astronomical, awesome, boundless, bulky, colossal, cosmic, elephantine, enormous, epic, extensive, galactic, giant, giantlike, gigantic, heroic, huge, immeasurable, immense, infinite, jumbo, king-size, large, mammoth, massive, massy, mighty, monster, monstrous, monumental, mountainous, outsize, overgrown, prodigious, profound, sizable, spacious, stupendous, titanic, towering, tremendous, vast, voluminous, weighty