gigantean

[ jahy-gan-tee-uh n, jahy-gan-tee-uh n, ji- ]
/ ˌdʒaɪ gænˈti ən, dʒaɪˈgæn ti ən, dʒɪ- /

adjective

Origin of gigantean

1605–15; < Latin gigante(us) of giants ( gigant- giant + -eus adj. suffix) + -an