Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo, meaning vortex, and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.

At a side door, reclined on a couch, two guards of the haram, with their naked swords grasped in their hands, and features, fiendishly contorted between sleep and dissolution, seemed to menace death to any who should venture to approach.

The leader of a small bandit gang from the county of Chiang-yin on the south bank of the Yangtze fled north to Chang Shih-ch’eng’s camp in 1354 or 1355 to seek his help in putting down a rival.]

ANENT, opposite. Usually ovver-anent.