01 n. A decorative construction around the opening of a fireplace; also, the shelf that projects from wall above fireplace; mantlepiece.
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1.
A decorative construction around the opening of a fireplace; also, the shelf that projects from wall above fireplace; mantlepiece.(Arch.) [Chiefly Brit.] Also: mantlepiece
Syn.
mantel, mantelpiece, mantle, mantlepiece.