a work shift that covers late evening and early morning hours.

A type of work cycle, most commonly at a manufacturing plant or institution, with shifts worked four days in a row, followed by four days off in a row. It can also commonly be implemented as working four days in a row with three days off, then working three days in a row with four days off; switching every week.

The Doppler effect.

To change the gear by which motion is transmitted from a powered shaft to another shaft, especially in a motor vehicle. / (idiomatic) To change pace or mode of operation.

alternative form of evershifting

(computing) The practice of deploying existing on-premises software to the cloud, with minimal changes to its architecture.

A shift (change of workers).

plural of work shift

(intransitive) To vacillate. / (dated, intransitive) To turn round entirely to the opposite point.

plural of paradigm shift