An optical device, with a telescope and reticle, used to improve dead reckoning in aircraft navigation.

(fluid dynamics) The phenomenon by which a fluid parcel is permanently displaced after the passage of a body through a fluid – the fluid being at rest far away from the body.

fishing with a drift net

present participle of drift apart

plural of drift anchor

(nautical) Synonym of sea anchor.

(television) The gradual shift of a television network away from its original programming in order to target a broader or more profitable audience.

(economics) The tendency of real-world wages to rise faster than they would if kept in line with wage increases periodically recommended by government.

(nautical) A sail immersed in the water, used for lessening the drift of a vessel during a storm.

plural of drift sail