Moho

noun

Mo·​ho ˈmō-ˌhō How to pronounce Moho (audio)
: the boundary layer between the earth's crust and mantle whose depth varies from about 3 miles (5 kilometers) beneath the ocean floor to about 25 miles (40 kilometers) beneath the continents

Examples of Moho in a Sentence

Recent Examples on the Web Making it to the Moho In 1909, a Croatian seismologist named Andrija Mohorovičić discovered a boundary within Earth. Carolyn Y. Johnson, Anchorage Daily News, 6 June 2023 The seismic speedup at the Moho is thought to reflect the lack of water or calcium and aluminum minerals in mantle rocks. Bypaul Voosen, science.org, 25 May 2023 The first attempt at gathering a core sample like this dates back to 1957 with Project Mohole—a reference to the Mohorovičić discontinuity, or Moho, which is a boundary between the Earth’s crust and mantle. Darren Orf, Popular Mechanics, 8 June 2023 War and Revolt is produced by Moho Film — the powerhouse Korean label behind Park’s Decision to Leave and The Handmaiden, as well as Bong Joon-ho’s Snowpiercer — in collaboration with Semicolon Studio. Patrick Brzeski, The Hollywood Reporter, 6 June 2023 This discontinuity, called the Moho, is now recognized as the line between Earth’s crust and its mantle. Carolyn Y. Johnson, Anchorage Daily News, 6 June 2023 This discontinuity, called the Moho, is now recognized as the line between Earth's crust and its mantle. Carolyn Y. Johnson, BostonGlobe.com, 6 June 2023 The Moho lies some 35 kilometers below thick continental crust. Bypaul Voosen, science.org, 25 May 2023 Kim Ly, Ron Schmidt and Nguyen will also serve as executive producers with Niv Fichman for Rhombus Media and Jisun Back for Moho Film. Breanna Bell, Variety, 11 May 2023 See More

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

Word History

Etymology

short for Mohorovicic discontinuity, from Andrija Mohorovičić †1936 Yugoslavian geologist

First Known Use

1952, in the meaning defined above

Time Traveler
The first known use of Moho was in 1952

Dictionary Entries Near Moho

Cite this Entry

“Moho.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Moho. Accessed 8 Dec. 2023.

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