Pronunciation: (en-trān'),[key] —v.i. to go aboard a train.
—v.t. to put aboard a train.
Pronunciation: (en-trān'),[key] —v.t. 1. Chem.(of a substance, as a vapor) to carry along (a dissimilar substance, as drops of liquid) during a given process, as evaporation or distillation.
2. (of a liquid) to trap (bubbles).
3. Meteorol.to transfer (air) into an organized air current from the surrounding atmosphere (opposed to detrain).