Related to Mohorovicicdiscontinuity: crust, Convection current, Gutenberg Discontinuity

Mo•ho•ro′vi•čić discontinu′ity

(ˌmoʊ hɔˈroʊ və tʃɪtʃ, -hoʊ-)
the discontinuity between the crust and the mantle of the earth, occurring at depths that average about 22 mi. (35 km) beneath the continents and about 6 mi. (10 km) beneath the ocean floor.
Also called, Mo•ho (ˈmoʊ hoʊ)
[1935–40; after Andrija Mohorovičić (1857–1936), Croatian geophysicist, who discovered it]