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Into Thin Air | Study Guide

Jon Krakauer

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Into Thin Air | Glossary


bergschrund: deep and often broad crevasse or series of such crevasses frequently occurring near the head of a mountain glacier

carabiner: usually D-shaped or oblong metal ring with one spring-hinged side that is used especially in mountain climbing as a connector and to hold a freely running rope

crampon: metal plate with 2-inch spikes that is worn over ice-climbing boots to prevent slipping on the ice—usually used in plural

crevasse: deep crevice or fissure, as in a glacier or the earth

hypoxia: deficiency of oxygen reaching the tissues of the body

jumar: clamp attached to a fixed rope that automatically tightens when weight is applied and relaxes when it is removed

serac: large irregularity occurring in glacial ice formed by melting or movement of the ice

sirdar: chief or leader; in mountaineering, the lead Sherpa

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