Cite
 

Meaning of lithosphere

lith•o•sphere

Pronunciation: (lith'u-sfēr"), [key]
— n. Geol.
  1. the solid portion of the earth (distinguished from atmosphere, hydrosphere).
  2. the crust and upper mantle of the earth.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: