lower mantle

1. 1.

   the deeper part of the mantle

   Broaderlayer

   Part ofmantle

Questions about lower mantle

What does lower mantle mean?

lower mantle means "the deeper part of the mantle".

Is lower mantle a common word?

lower mantle is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.