nounmantleMAN-tuhl/ˈmæntl/A covering layer or cloaklike thing.A mantle of snow covers the hills and trees.Other meaningsnoun / verbAssumed responsibilityEtymologymantellumLatincloakA cloak worn as an outer covering became any cloaklike covering layer.More examplesMist spreads a mantle over the valley.A mantle of dust covers the unused furniture.FormsmantleSimilar wordscoveringA general layer over something.blanketAlso suggests a broad continuous covering.