pantile

A roofing tile with an S-shaped profile, laid so that the down curve of one tile overlaps the up curve of the next one.

A ship’s biscuit.

A tile with a curved surface, convex or concave with reference to its width.

A form of tile practically combining two of two original form, so shaped that its cross-section is a double curve, and so laid that the part of every tile that is convex upward overlaps the part of the next tile that is concave upward.

[⟨ pantile, n. Dissenting chapels are said to have been often roofed with Pantiles.] Dissenting.

A roofing tile, of peculiar form, having a transverse section resembling an elongated S laid on its side (�).

A type of interlocking roof tile with a rounded under and over, giving it the shape of a elongated S shape.

a roofing tile with a S-shape; laid so that curves overlap