|Origin:||mantel, from Latin mantellum 'cloak'|
to accept or have an important duty or job:
It is up to Europe to take on the mantle of leadership in environmental issues.
something such as snow or darkness that covers a surface or area:
A mantle of snow lay on the trees.
a loose piece of outer clothing without sleeves, worn especially in former times
a cover that is put over the flame of a gas or oil lamp to make it shine more brightly
5 [singular] technicalHE
the part of the Earth around the central core