ASTHENOSPHERE


Meaning of ASTHENOSPHERE in English

[as.theno.sphere] n [Gk asthenes weak + E -o- + sphere] (1914): a hypothetical 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 adj

Merriam-Webster English vocab.      Английский словарь Merriam Webster.