noun Mo·ho \ˈmō-ˌhō\

Definition of Moho

  1. :  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

Origin and Etymology of moho

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

First Known Use: 1952

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