transcription, транскрипция: [ as-ˈthe-nə-ˌsfir ]
noun
Etymology: Greek asthenēs weak + English -o- + sphere
Date: 1914
: a zone of a celestial body (as the earth) which lies beneath the lithosphere and within which the material is believed to yield readily to persistent stresses
• as·theno·spher·ic -ˌthe-nə-ˈsfir-ik, -ˈsfer- adjective