entrain

To draw along as a current does.

“water entrained by steam”

To suspend small particles in the current of a fluid.

To set up or propagate a signal, such as an oscillation.

To encarriage, to conjoin, to link; as in a series of entities, elements, objects or processes.

(neurobiology) To become trained or conditioned in a pattern of brain behavior.

To get into or board a railway train.

To put aboard a railway train.

“to entrain a regiment”