What is "entraining"

Usage examples of "entraining".

If they simply disturbed the clathrates sufficiently, they could start a release, which might then sufficiently lower the pressure to cause a greater release, entraining more and more clathrates as they rise to the surface.

Randy’s reminded of a computer simulation he saw once of a black hole passing through a galaxy, entraining a retinue of stars.

Randy's reminded of a computer simulation he saw once of a black hole passing through a galaxy, entraining a retinue of stars.

I glanced out at the station platform every few seconds, trying to spot anyone whose demeanor might betray him for an assassin, but the only other people entraining were an el­derly, well-to-do woman with a walking stick and her large, rather harried nurse.