| train (treɪn) |
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| —vb |
| 1. | (tr) to guide or teach (to do something), as by subjecting to various exercises or experiences: to train a man to fight |
| 2. | (tr) to control or guide towards a specific goal: to train a plant up a wall |
| 3. | (intr) to do exercises and prepare for a specific purpose: the athlete trained for the Olympics |
| 4. | (tr) to improve or curb by subjecting to discipline: to train the mind |
| 5. | (tr) to focus or bring to bear (on something): to train a telescope on the moon |
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| —n |
| 6. | a. a line of coaches or wagons coupled together and drawn by a railway locomotive |
| | b. (as modifier): a train ferry |
| 7. | a sequence or series, as of events, thoughts, etc: a train of disasters |
| 8. | a procession of people, vehicles, etc, travelling together, such as one carrying supplies of ammunition or equipment in support of a military operation |
| 9. | a series of interacting parts through which motion is transmitted: a train of gears |
| 10. | a fuse or line of gunpowder to an explosive charge, etc |
| 11. | something drawn along, such as the long back section of a dress that trails along the floor behind the wearer |
| 12. | a retinue or suite |
| 13. | proper order or course |
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| [C14: from Old French trahiner, from Vulgar Latin tragīnāre (unattested) to draw; related to Latin trahere to drag] |
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| 'trainable |
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| —adj |
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| 'trainless |
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| —adj |