noun, plural sé·racs [si-raks; French sey-rak] /sɪˈræks; French seɪˈrak/.
Origin of sérac
Examples from the Web for serac
Whether a stone underfoot gave way, or whether the Admiral's voice brought down a serac of rotten wall, is not clear.The Astonishing History of Troy Town|Sir Arthur Thomas Quiller-Couch
It is heavily crevassed, as though it once formed the serac portion of a glacier.South!|Sir Ernest Shackleton
Retracing the way out of the broken ice, we steered in a south-westerly direction, just above the line of serac and crevassed ice.
For many hours a way was won through a mighty turmoil of serac and over innumerable crevasses with varied fortune.
The region was one of serac where the glacier was puckered up, folded and crushed.