DictionarymantleCovering layer
noun

mantle

MAN-tuhl/ˈmæntl/

A covering layer or cloaklike thing.

A mantle of snow covers the hills and trees.

Fresh snow forms a continuous covering mantle over hills and trees.
Etymology

A cloak worn as an outer covering became any cloaklike covering layer.

More examples

  • Mist spreads a mantle over the valley.
  • A mantle of dust covers the unused furniture.

Forms

mantle

Similar words

covering
A general layer over something.
blanket
Also suggests a broad continuous covering.