Definition:Imperial/Mass/Grain
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Definition
The grain is the imperial unit of mass which is used as the basis of all three of the imperial weight systems.
Conversion Factors
| \(\ds \) | \(\) | \(\ds 1\) | grain | |||||||||||
| \(\ds \) | \(=\) | \(\ds \dfrac 1 {437 \cdot 5}\) | ounce avoirdupois | |||||||||||
| \(\ds \) | \(\approx\) | \(\ds 64 \cdotp 8\) | milligrams |
Linguistic Note
The word grain derives directly from the mass of a grain of wheat.