e 1 s 1 k 5 e 1 r 1
5 letters · 9 points in Scrabble
Meaning
noun (geology) a long winding ridge of post glacial gravel and other sediment; deposited by meltwater from glaciers or ice sheets
originFrom Irish eiscir (“esker, glacial ridge”).
Etymology from Wiktionary, CC BY-SA 3.0