sé·rac also se·rac (s -r k , s -)n. A large pointed mass of ice in a glacier isolated by intersecting crevasses. [French, cottage cheese, sérac, perhaps from Vulgar Latin *ser ceum, whey, from Latin serum.] |
sérac [ˈsɛræk]
n
(Earth Sciences / Physical Geography) a pinnacle of ice among crevasses on a glacier, usually on a steep slope
[from Swiss French: a variety of white cheese (hence the ice that it resembles) from Medieval Latin serācium, from Latin serum whey]
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