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anchor ice

ice formed below the surface of a body of water that attaches either to a submerged object or to the bottom.
Also called bottom ice, ground ice.
Origin of anchor ice
1805-15, Americanism Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for anchor ice
  • Stream channels are naturally dynamic and subject to disturbance from annual flooding, anchor ice, and other natural events.
  • Sub-freezing stream temperatures and anchor ice occurs during extended sub-zero periods.
British Dictionary definitions for anchor ice

anchor ice

(Canadian) ice that forms at the bottom of a lake or river
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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