hummocking

== English == === Etymology === From hummock +‎ -ing. === Noun === hummocking (usually uncountable, plural hummockings) (geography) The formation of hummocks in polar ice. 1915 (published), 1848 (first written), Elisha Kent Kane, Adrift in the Arctic Ice Pack hummocking at the open water === References === “hummocking”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.