Dead Reckoning
| Module
| Dead Reckoning | |
| abbr. astronaut. mil. | DR |
| module | |
| abbr. avia. | RCCBM RCCB |
| mech.eng. | modul |
| mil. abbr. | mdl; mod |
| |||
| DR (navigation) | |||
| DR | |||
|
Dead : 1 phrase in 1 subject |
| Humorous / Jocular | 1 |