Found 2 items, similar to asthenosphere.
English → English (WordNet)
Definition: asthenosphere
asthenosphere
n : the lower layer of the crust
English → English (gcide)
Definition: asthenosphere
asthenosphere
\asthenosphere\ n.
1. the lower layer of the earth's crust, below the
lithosphere. It is estimated as from fifty to several
hundred miles thick. It is less rigid than the
lithosphere, but still rigid enough to transmit some
transverse seismic waves. --[RHUD]
[WordNet 1.5 +PJC]