entrain verb 8noun 1forms 3 verb8 •To draw (something) along as a current does.water entrained by steam •To suspend (small particles) in the current of a fluid.In certain cases, it is possible to entrain enough of the solids continually in the effluent gas stream and then to disentrain them again away from the bed. — 1963 •To become trained or conditioned in (a pattern of brain behavior).There are several neurofeedback-related approaches that make use of auditory and/or visual stimulation (AVS) to entrain or disentrain brain electrical activity. — 2007 •To put aboard a railway train. •(literary) To get into or board a railway train.There were two further unscheduled stops, one at a small station, Skalice, where a small party of tourists entrained, and at Břeclav, a junction and customs post on the Austrian frontier. — 1947 •To set up or propagate (a signal), such as an oscillation. •(figurative) To conjoin, to link; as in a series of entities, elements, objects or processes. •(literary, rare) To draw, induce, or bring about.Thou must doe well, / Faith true obtaine: / Wit none repell, / Friend déere entraine. — 1568 noun1 •(no longer used) Spirit, liveliness, vivacity, drive.[T]he greater number of reasonable people attributed the want of entrain and dullness of the whole thing to the presence of Monsignore ——. — 1847 formsentrained · entraining · entrains