asthenosphere

/asˈθɛnə(ʊ)sfɪə/

noun

The zone of the Earth's upper mantle, below the lithosphere.

Similar Words

astable astatic astatine /ˈastətiːn/ aster /ˈæstə(ɹ)/ asterisk /ˈæstəɹɪsk/ asterisked asterisking asterisks asterism /ˈastəɹɪzəm/ asterisms