crampoon

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a hinged pair of curved iron bars;
used to raise heavy objects
• Syn:
crampon
• Hypernyms:
grapnel, grapple, grappler, grappling hook, grappling iron
2. an iron spike attached to the shoe to prevent slipping on ice when walking or climbing
• Syn:
crampon, climbing iron, climber
• Derivationally related forms:
climb (for: climber)
• Hypernyms:
spike