entrain

• Rhymes: -eɪn

[circa 1560] From French entraîner.

entrain (third-person singular simple present entrains, present participle entraining, simple past and past participle entrained)

1. To draw along as a current does.

   water entrained by steam

2. (chemistry) To suspend small particles in the current of a fluid.
   • 1963, W. D. Jamrack, Rare metal extraction by chemical engineering techniques:

     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.

3. (mathematics) To set up or propagate a signal, such as an oscillation.
4. (figuratively) To encarriage, to conjoin, to link; as in a series of entities, elements, objects or processes.
5. (neurobiology) To become trained or conditioned in a pattern of brain behavior.
   • 2007, James R. Evans, Handbook of Neurofeedback: Dynamics and Clinical Applications, →ISBN:

     There are several neurofeedback-related approaches that make use of auditory and/or visual stimulation (AVS) to entrain or disentrain brain electrical activity.

   • 2013, Simone Bassis, ‎Anna Esposito, ‎& Francesco Carlo Morabito, Recent Advances of Neural Network Models and Applications, →ISBN:

     Hence, interestingly, a speaker (VR) might disentrain in no-frequency but entrain in the frequency of a particular discourse function; we also have a speaker with the opposite pattern (DF).

[circa 1860] en- +‎ train.

entrain (third-person singular simple present entrains, present participle entraining, simple past and past participle entrained)

1. (poetic, intransitive) To get into or board a railway train.
2. (transitive) To put aboard a railway train.

   to entrain a regiment

• detrain

• Tiernan, tannier, trannie

From entraîner.

• IPA^(key): /ɑ̃.tʁɛ̃/

• Audio

  (file)

entrain m (uncountable)

1. spirit, liveliness, vivacity, drive

• “entrain” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

• reniant