stu ‧ pen ‧ dous /stjuːˈpendəs $ stuː-/ BrE AmE adjective
[ Date: 1600-1700 ; Language: Latin ; Origin: stupendus , from stupere ; ⇨ ↑ stupid 1 ]
surprisingly large or impressive SYN magnificent :
a stupendous achievement
—stupendously adverb
stu ‧ pen ‧ dous /stjuːˈpendəs $ stuː-/ BrE AmE adjective
[ Date: 1600-1700 ; Language: Latin ; Origin: stupendus , from stupere ; ⇨ ↑ stupid 1 ]
surprisingly large or impressive SYN magnificent :
a stupendous achievement
—stupendously adverb
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012