Word Study
moho
WORDNET DICTIONARY
Noun moho has 1 sense
- moho(n = noun.object) mohorovicic discontinuity - the boundary between the Earth's crust and the underlying mantle; "the Mohorovicic discontinuity averages 5 miles down under oceans and 20 miles down under continents" is a kind of bound, boundary, bounds
CIDE DICTIONARY
moho, n. [Native name.].
A gallinule (Notornis Mantelli ) formerly inhabiting New Zealand, but now supposed to be extinct. It was incapable of flight. See Notornis. [1913 Webster]
moho, n. [Short for Mohorovicic discontinuity, from Andrija Mohorovi , a Yugoslavian geologist.].
The boundary between the earth's crust and the semiliquid mantle beneath. It varies in depth from 3 miles beneath the surface at certain points in the ocean to over 25 miles under certain parts of continents. [PJC]
OXFORD DICTIONARY
moho, n. (pl. -os) Geol. a boundary of discontinuity separating the earth's crust and mantle.
Etymology
A. Mohorovicic, Yugoslav seismologist d. 1936
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