/ Dictionary / Index E entrain: Meaning and Definition of Find definitions for: en•train Pronunciation: (en-trān'), [key] — v.i. to go aboard a train. —v.t. to put aboard a train. en•train Pronunciation: (en-trān'), [key] — v.t. (of a substance, as a vapor) to carry along (a dissimilar substance, as drops of liquid) during a given process, as evaporation or distillation. (of a liquid) to trap (bubbles). to transfer (air) into an organized air current from the surrounding atmosphere (opposed to detrain). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: entrain (Thesaurus) entrails entrance Related Content Daily Word Quiz: crockery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language