MOUNTAINEERING
Meaning of MOUNTAINEERING in English
moun ‧ tain ‧ eer ‧ ing /ˌmaʊntəˈnɪərɪŋ, ˌmaʊntɪˈnɪərɪŋ $ ˌmaʊnt ə nˈɪrɪŋ/ BrE AmE noun [uncountable]
the sport of climbing mountains
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012