a winding, narrow ridge of sand or gravel, probably
deposited by a stream flowing in or under glacial
: sometimes called eskar (ˈɛsˌkɑr
; esˈkärˌ; ˈɛskər
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'esker'Ir eiscir, a ridge