PITON
piton
(noun) a metal spike with a hole for a rope; mountaineers drive it into ice or rock to use as a hold
Source: WordNet® 3.1
Etymology
Noun
piton (plural pitons)
(climbing) A spike, wedge, or peg that is driven into a rock or ice surface as a support (as for a mountain climber).
Coordinate terms: nut, chockstone, chock
Hyponyms: bong, knifeblade, RURP
Verb
piton (third-person singular simple present pitons, present participle pitoning, simple past and past participle pitoned)
(climbing) To put pitons into a rock/ice to facilitate climbing.
Anagrams
• Pinto, Point, opt in, opt-in, pinot, pinto, point, potin
Source: Wiktionary