| 1. | the performing of a sequence of designated actions, esp. as a trial prior to actual performance; rehearsal; practice. |
| 2. | a quick outline or review: a run-through of his medical history. |
| 3. | (of a freight train) made up of cars for a single destination, usually routed so as to avoid congested areas and stopping only for a change of crew. |

| run-through (rŭn'thrōō') n.
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