avoirdupois system


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avoirdupois system

 [av´er-dŭ-poiz″]
a system of weights based on pounds and ounces, widely used in English-speaking countries for commodities other than drugs, precious stones, and precious metals. See also Table of Weights and Measures in the Appendix.

avoirdupois system

A non-SI (International System) system of weights; the base unit, the avoirdupois pound, is equal to 453.6 g