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| Subject | English | Thesaurus |
| mil. | despatch route | In road traffic, a roadway over which full control, both as to priorities of use and the regulation of movement of traffic in time and space is exercised. Movement credit is required for its use, even by a single vehicle |
| transp., abbr. | En Route Spacing Program | ESP |
| transp., abbr. | Oceanic Transition Route | OTR |