subglacial

adjective
sub·​gla·​cial | \ ˌsəb-ˈglā-shəl How to pronounce subglacial (audio) \

Definition of subglacial

: of or relating to the bottom of a glacier or the area immediately underlying a glacier

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Other Words from subglacial

subglacially \ ˌsəb-​ˈglā-​shə-​lē How to pronounce subglacially (audio) \ adverb

Examples of subglacial in a Sentence

Recent Examples on the Web

Day 1: The lost sea and ancient cats From Chattanooga, drive about an hour east to Craighead Caverns to find the world’s second largest non-subglacial underground lake. National Geographic, "Take an epic road trip to Tennessee’s coolest caverns," 16 Aug. 2019 What do the subglacial lakes mean for the future of the Greenland Ice Sheet given the looming threat of climate change? NBC News, "Dozens of lakes discovered deep under the Greenland Ice Sheet," 29 June 2019 The team now plans to look at how active subglacial lakes influence the flow of ice in the upper layers of the ice sheet. Jason Daley, Smithsonian, "More Than 50 Lakes Found Under Greenland Ice Sheet," 27 June 2019 Those differences allow the scientists to map subglacial topography. Daniela Hernandez, WSJ, "Climate’s Big Unknown: What’s Happening Beneath Antarctica’s Ice?," 29 Dec. 2018 Accordingly, the subglacial water must be at least negative 10 degrees Celsius. Jay Bennett, Popular Mechanics, "Underground Lake of Liquid Water Detected on Mars," 25 July 2018 Mikucki, Tulaczyk and Doran are using the Dreamcatcher and on-the-ground measurements of the chemical properties of subglacial water to gain knowledge about ice-sheet behavior and Antarctic habitats never before gleaned from the continent’s ice. Daniela Hernandez, WSJ, "Climate’s Big Unknown: What’s Happening Beneath Antarctica’s Ice?," 29 Dec. 2018 The study says the subglacial lake on Mars is cold indeed, and rather salty. Jay Bennett, Popular Mechanics, "Underground Lake of Liquid Water Detected on Mars," 25 July 2018 The cracks had formed as the ice skidded and juddered over a subglacial mountain. National Geographic, "The West Antarctic Ice Sheet Seems to Be Good at Collapsing," 13 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'subglacial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of subglacial

1820, in the meaning defined above

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Last Updated

9 Sep 2019

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Time Traveler for subglacial

The first known use of subglacial was in 1820

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