noun
crampons; climbing irons
Mountaineering equipment: a metal frame with spikes attached to boots for walking on ice or snow. The German loanword is used in Japanese mountaineering contexts.
from German Steigeisen
アイゼンは、ドイツ語でシュタイクアイゼンと呼ばれることもある。
Crampons are sometimes called 'Steigeisen' in German.
冬山登山にはシュタイクアイゼンが欠
Crampons are essential for winter mountain climbing.