A village in Langdon parish, Dover district, Kent, England (OS grid ref TR3446).

Any of four species of passerine birds in the Ptyonoprogne genus of the swallow family, including the Eurasian crag martin (Ptyonoprogne rupestris) and the rock martin (Ptyonoprogne fuligula).

A town in Trinidad and Tobago. / A region of Trinidad and Tobago.

Fragile X syndrome.

A kind of open-hearth process for producing steel.

(British spelling) Alternative spelling of St. Martin's summer

A period of warm weather in early November.

The common house martin (Delichon urbicum).

A migratory bird of the species Delichon urbicum, breeding in Europe, North Africa and temperate Asia.

open-hearth steel