noun
A mountaineering tool used for climbing ice or hard snow; synonymous with ピッケル.
See also: ピッケル
アイスアックスを使って氷壁を登る。
Climb the ice wall using an ice axe.
Variant with interpunct, sometimes seen in product names or stylized writing.
ピッケル is the more traditional Japanese term for an ice axe, while アイスアックス is a direct loan from English and often used in modern climbing contexts.
Borrowed from English 'ice axe'.