- beneath a glacier: a subglacial stream.
- formerly beneath a glacier: a subglacial deposit.
Origin of subglacial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for subglacial
Superficial and subglacial melting greatly modify this result.The Glaciers of the Alps
There was one who followed the course of a subglacial stream, and thus made a veritable journey below the enormous vault of ice.
It is not to be inferred, however, that the subglacial streams were altogether independent of the sub-ice topography.
Such drift would tend to increase the body of marginal stratified drift from subglacial sources.
Where the subglacial streams did not follow subglacial valleys, they did not always find valleys when they issued from the ice.
- formed or occurring at the bottom of a glacier
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