A movable furrowed piece of steel struck by the flint, to throw sparks into the pan, in an early form of flintlock.

(graph theory) An undirected graph with 2n vertices in the two sets { u₁, u₂, ..., uₙ } and { v₁, v₂, ..., vₙ } and with an edge from uᵢ to vⱼ whenever i ≠ j.

plural of pièce d'occasion

A London borough in Greater London, England, where once upon a time many horses were pastured. / A town in eastern London, England, within this borough (OS grid ref TQ3584).