A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
| D | Dale, Drive, Drove |
| D | Dam, Ditch, Dock, Double, Down, Drain |
| D Fn | Drinking Fountain |
| D Slip | Double slip (railway) |
| D Well | Draw Well |
| D/G | Downgrade |
| DB | Dust Bin |
| DD | Double Ditch or Drain |
| Dec | December |
| Def | Defaced |
| Denb | Denbighshire |
| Dept | Department |
| Derby | Derbyshire |
| Det | Detached |
| Det Ring | Detector Ring |
| Devon | Devon |
| DF | Double Fence |
| DF | Drain Frame |
| DF | Drinking Fountain |
| DG | Double Gate (level crossing) |
| DG | Drying Ground |
| Dial | Sun Dial |
| Dis | Disused |
| DIS | Disused |
| Dismtd Rly | Dismantled Railway |
| Dist | District |
| Div | Division |
| Dk | Dock |
| DL | Dale |
| DOR | Date of Revision |
| Dorset | Dorset |
| DOS | Date of Survey |
| DP | Dung Pit |
| Dr | Drive |
| DR | Drive |
| DRO | Drove |
| DS | Double Stream |
| Dumfrie | Dumfriesshire |
| Dunbar | Dunbartonshire |
| Durham | Durham |
| DV | Drove |
| DW | Double Wall |
| DW | Draw Well |
| Dyfed | Dyfed |
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