/ ˌmaʊntəˈnɪərɪŋ; NAmE -tnˈɪrɪŋ/ noun
[ U ] the sport or activity of climbing mountains :
to go mountaineering
a mountaineering expedition
/ ˌmaʊntəˈnɪərɪŋ; NAmE -tnˈɪrɪŋ/ noun
[ U ] the sport or activity of climbing mountains :
to go mountaineering
a mountaineering expedition
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005