avoirdupois
/ˌævərdəˈpɔɪz/
noun
- A system of weights based on a pound of 16 ounces, used in the United States and formerly in the United Kingdom for most goods except precious metals, gems, and drugs.
- Most grocery items in the U.S. are sold using avoirdupois measurements.
- In the avoirdupois system, one pound equals 16 ounces.
- The recipe called for one avoirdupois pound of flour.
adjective
- Relating to or denoting the avoirdupois system of weights.
- The scale showed both metric and avoirdupois units.
- The package listed the weight in avoirdupois ounces.
- She needed to convert the metric measurement to avoirdupois pounds.