A defervescency in holy actions.

The first place in which almost all of us encounter discourses of polypragmosyne, and latterly of periergia, is in the literature of fifth- and fourth-century BC Athens.

I took my seat on the plane, overlooking the wing.

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.