| 1. | an act or instance of departing: the time of departure; a hasty departure. |
| 2. | divergence or deviation, as from a standard, rule, etc.: a departure from accepted teaching methods. |
| 3. | Navigation.
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| 4. | Surveying. the length of the projection, on the east-west reference line, of a survey line. |
| 5. | Archaic. death. |
| 1. | Nautical. the precise location of a vessel, established in order to set a course, especially in beginning a voyage in open water. |
| 2. | a place to begin, as in a discussion, argument, etc. |