moraine

noun

mo·​raine mə-ˈrān 

: an accumulation of earth and stones carried and finally deposited by a glacier

morainal

mə-ˈrā-nᵊl 

adjective

morainic

mə-ˈrā-nik 

adjective

Examples of moraine in a Sentence

Recent Examples on the Web

Sometime in the next week, another part of the team, working from the South Korean icebreaker RV Araon, aims to drop another cable, which a robot will traverse once a day, down to a rocky moraine in the Amundsen Sea. —Christian Elliott, The Atlantic, 31 Jan. 2026

Throughout the course, climbers can see the 2,303-foot-high Triumvirate Glacier, with all its moraines and otherworldly blue crevasses, as well as the Tordrillo Mountains, which include Mount Spurr, an active volcano that last erupted in 1992. —AFAR Media, 30 Sep. 2025

Soils are primarily glacial moraines of limestone, sand, and gravel. —Joseph V Micallef, Forbes.com, 21 Aug. 2025

Glacial outburst floods are also possible if water overwhelms natural dams created by moraines, the rock and debris left behind as a glacier moves or retreats. —Evan Bush, NBC news, 14 Aug. 2025

Word History

Etymology

French, from French dialect (Savoy) morêna

First Known Use

1783, in the meaning defined above

Rhymes for moraine

• abstain
• airplane
• alkane
• arcane
• arraign
• attain
• backplane
• betaine
• biplane
• blockchain
• butane
• campaign

Kids Definition

moraine

noun

mo·​raine mə-ˈrān 

: a pile of earth and stones carried and deposited by a glacier