Also known as: PD$
PD has various meanings in the Drawing category. Discover the full forms, definitions, and usage contexts of PD in Drawing.
The unit of mass in the imperial system of weights and measures. Confusingly, the same word is also used sometimes for a unit of force, more accurately called a pound-force. The UK's unit of currency called a pound was originally the value of a pound of 'sterling' silver.
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