The ounce (/ ˈaʊns /) is any of several different units of mass, weight, or volume and is derived almost unchanged from the uncia, an Ancient Roman unit of measurement. The avoirdupois …

The meaning of OUNCE is a unit of weight equal to 1/12 troy pound. How to use ounce in a sentence.

ounce, unit of weight in the avoirdupois system, equal to 1/16 pound (437 1/2 grains), and in the troy and apothecaries’ systems, equal to 480 grains, or 1/12 pound.

An ounce is a unit of weight used in Britain and the USA. There are sixteen ounces in a pound and one ounce is equal to 28.35 grams.

OUNCE definition: 1. a unit of weight equal to approximately 28 grams: 2. a very small amount: 3. a unit of weight…. Learn more.

2 days ago · ounce (plural ounces) An avoirdupois ounce, weighing 1⁄16 of an avoirdupois pound, or 28.349523125 grams. A troy ounce, weighing 1⁄12 of a troy pound, or 480 grains, or …

Definition of ounce noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

An ounce (oz) is a unit of weight/mass in the imperial and U.S. customary systems of measurement. It is not to be confused with the fluid ounce, a unit of volume, which also uses …

Ounce is the unit for measuring weight in the customary units of measurement. Learn the definition, different conversions, examples, and more.

Ounce, a unit of measurement commonly used for both weight and volume, is a unit of weight and volume in the English and US customary systems of measurement. It is abbreviated as "oz".