: a pinnacle, sharp ridge, or block of ice among the crevasses of a glacier
Examples of serac in a Sentence
Recent Examples on the Web
This year's Everest climbing season began late because of the risk from a huge serac hanging over the key route to the summit.
—
CBS News,
22 May 2026
This year’s climbing season began later than usual after a large serac temporarily blocked the main route, delaying teams at base camp until the path was cleared, CNN reported.
—
Anthony Thompson,
USA Today,
21 May 2026
The serac is part of the Khumbu Icefall, a constantly shifting glacier with deep crevasses and huge pieces of overhanging ice that can be as big as a 10-story building.
—
Pasang Rinzee Sherpa,
Los Angeles Times,
12 May 2026
In 2022, 11 people died when a massive serac on the Marmolada Glacier disintegrated, showering a group of hikers with ice and rock.
—
Owen Clarke,
Outside Online,
16 Aug. 2025
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CBS News,
22 May 2026
This year’s climbing season began later than usual after a large serac temporarily blocked the main route, delaying teams at base camp until the path was cleared, CNN reported.
—
Anthony Thompson,
USA Today,
21 May 2026
The serac is part of the Khumbu Icefall, a constantly shifting glacier with deep crevasses and huge pieces of overhanging ice that can be as big as a 10-story building.
—
Pasang Rinzee Sherpa,
Los Angeles Times,
12 May 2026
In 2022, 11 people died when a massive serac on the Marmolada Glacier disintegrated, showering a group of hikers with ice and rock.
—
Owen Clarke,
Outside Online,
16 Aug. 2025
Cite this Entry
“Serac.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/serac. Accessed 6 Jul. 2026.
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