sub·​gla·​cial ˌsəb-ˈglā-shəl How to pronounce subglacial (audio)
: of or relating to the bottom of a glacier or the area immediately underlying a glacier
subglacially adverb

Examples of subglacial in a Sentence

Recent Examples on the Web Along with the sensing system, the probe is designed to release a small, autonomous vehicle that probes the subglacial reservoir and can further investigate points of interest, such as hydrothermal vents. IEEE Spectrum, 4 Mar. 2024 The new modeling finds that such subglacial discharge could increase the sea level rise contribution of the Denman and Scott glaciers by about 16 percent by the year 2300 in scenarios of high greenhouse gas emissions. WIRED, 27 Oct. 2023 These rivers of subglacial water run beneath most Antarctic glaciers, including Thwaites. WIRED, 27 Oct. 2023 Set in the small town of Vík in South Iceland, near the subglacial volcano named Katla which has been erupting constantly for a whole year, the first Netflix Icelandic series Katla follows the few residents who have remained in the village despite being advised to evacuate. Sheena Scott, Forbes, 18 June 2021 Previously, this method has found subglacial lakes in Antartica, Greenland, and the Canadian Arctic. Mark Zastrow, Discover Magazine, 28 Sep. 2020 Examples include Julia Christmann’s PhD work on the calving of ice shelves, and another degree project that modeled the evolution of the subglacial channels that carry meltwater from the surface to the ice base. IEEE Spectrum, 27 Jan. 2023 How much ash a subglacial eruption might generate cannot be guessed. Robin Wylie, Discover Magazine, 10 Sep. 2014 This new research on the subglacial river used radar data from aircraft flying over Antarctica. WIRED, 8 Nov. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'subglacial.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1820, in the meaning defined above

Time Traveler
The first known use of subglacial was in 1820

Dictionary Entries Near subglacial

Cite this Entry

“Subglacial.” Dictionary, Merriam-Webster, Accessed 14 Jul. 2024.

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