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Ounce derives from the Ancient Roman uncia (meaning: a twelfth), a unit in the Ancient Roman units of measurement weighing about 27.4 grams or 96.7% of an avoirdupois ounce, [1] that was one-twelfth (1⁄12) of the Roman pound (libra). [2]

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

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".

An ounce is a unit of weight in the imperial system and the US customary system, with one ounce equal to approximately 28.35 grams. Ounces are often used to measure smaller quantities of ingredients in cooking or for measuring the weight of small items like jewelry or postage.

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.

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

OUNCE definition: a unit of weight equal to 437.5 grains or 1/16 pound (28.35 grams) avoirdupois. See examples of ounce used in a sentence.

Learn how many grams are in an ounce with easy conversions, charts, and examples. Perfect for cooking, packaging, and everyday measurements. (1 oz = 28.35 grams).