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Abalakov thread
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Abalakov thread
Wikipedia
Abalakov thread
Etymology
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Invented by Soviet climber Vitaly Abalakov.
Noun
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Abalakov
thread
(
plural
Abalakov threads
)
(
climbing
)
A climbing aid consisting of a hook-like device that allows a length of cord or webbing to be threaded through two holes drilled in the ice.