Словарь синонимов английского языка - gigantic

(adj) big, large, huge, enormous, massive, giant, colossal, immense, mammoth, tremendous, stupendous, towering, staggering, vast, titanic, gargantuan, elephantine, Cyclopean, Herculean, Brobdingnagian; king-size, extra-labge, Colloq jumbo, walloping, whopping, thumping, thundering, strapping, super-duper, US humongous: The gigantic tower, reaching to the heavens, appeared before us.