| Unit | Abbr. | Relative | Metres |
|---|---|---|---|
| inch | in, " | 0.0254 | |
| foot | ft, ' | 12 in | 0.3048 |
| yard | yd | 3 ft | 0.9144 [1] |
| chain | ch | 22 yd | 20.1168 |
| furlong | fur | 10 ch | 201.168 |
| mile | mi | 8 fur | 1609.344 |
| Unit | Relative | Square metres |
|---|---|---|
| acre | 1 fur × 1 ch, 4840 yd², 1/640 mi² | 4046.8564224 |
| Unit | Abbr. | Relative | Litres (0.001 m³) |
|---|---|---|---|
| fluid ounce | fl oz | 0.0284130625 | |
| gill | gi | 5 fl oz | 0.1420653125 |
| pint | pt | 4 gi | 0.56826125 |
| quart | qt | 2 pt | 1.1365225 |
| gallon | gal | 4 qt | 4.54609 [1] |
| bushel | bsh | 8 gal | 36.36872 |
| Unit | Abbr. | Relative | Litres (0.001 m³) |
|---|---|---|---|
| fluid ounce | fl oz | 0.0295735295625 | |
| gill | gi | 4 fl oz | 0.11829411825 |
| pint | pt | 4 gi | 0.473176473 |
| quart | qt | 2 pt | 0.946352946 |
| gallon | gal | 4 qt, 231 in³ [1] | 3.785411784 |
| Unit | Abbr. | Relative | Litres (0.001 m³) |
|---|---|---|---|
| dry pint | dry pt | 0.5506104713575 | |
| dry quart | dry qt | 2 dry pt | 1.101220942715 |
| peck | pk | 8 dry qt | 8.80976754172 |
| bushel | bu | 4 pk, 2150.42 in³ [1] | 35.23907016688 |
| Unit | Abbr. | Relative | Grams |
|---|---|---|---|
| grain | gr | 1/7000 lb | 64.79891 mg |
| drachm | dr | 1.7718451953125 g | |
| ounce | oz | 16 dr | 28.349523125 g |
| troy ounce | oz t | 480 gr | 31.1034768 g |
| pound | lb | 16 oz | 0.45359237 kg [1] |
| stone | st | 14 lb | 6.35029318 kg |
| short hundredweight (US) | short cwt | 100 lb | 45.359237 kg |
| long hundredweight (Imperial) | long cwt | 8 st | 50.80234544 kg |
| short ton (US) | 20 short cwt | 907.18474 kg | |
| long ton (Imperial) | 20 long cwt | 1016.0469088 kg |
- Definition.