/ ˈmaʊntənəs; NAmE / adjective
1.
having many mountains :
a mountainous region / terrain
2.
very large in size or amount; like a mountain :
mountainous waves
SYN huge
/ ˈmaʊntənəs; NAmE / adjective
1.
having many mountains :
a mountainous region / terrain
2.
very large in size or amount; like a mountain :
mountainous waves
SYN huge
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005