[en-treyn] 
| 1. | to go aboard a train. |
| 2. | to put aboard a train. |
[en-treyn] | 1. | Chemistry. (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. | Meteorology. to transfer (air) into an organized air current from the surrounding atmosphere (opposed to detrain ). |
| en·train 1 (ěn-trān') tr.v. en·trained, en·train·ing, en·trains
[French entrainer, from Old French : en-, in; see en-1 + trainer, to drag; see train.] en·train'er n., en·train'ment n. |
| en·train 2 (ěn-trān') v. en·trained, en·train·ing, en·trains v. intr. To go aboard a train. v. tr. To put aboard a train. |
