(astronomy) The real or apparent motion of a star etc. through space.

(historical) A system used by the US Navy in the late 19th century to enable ship-to-ship communications at night. Each installation used a series of eight double lamps (four red and four white) hu...

plural of steel / (financial) stocks or stock quotations concerning steel-manufacturing companies / (with the) skates

The preservation, restoration, or bestowing of physical beauty, especially to the human body. / The correction of disfigurement, as by surgery or tattooing.