(economics) The total market value of all the goods and services produced by a nation (citizens of a country, whether living at home or abroad) during a specified period.

A barcode symbology used on retail products, encoding 12 digits using seven bits for each in its main variant, UPC-A, and differing slightly from EAN.

(law, US): Evidence which a party to a lawsuit does not have to reveal during the discovery process because it represents the thought process of the attorney preparing for trial.

(military) A petroleum product (generally a lubricant, oil, grease, or specialty item) normally packaged by a manufacturer and procured, stored, transported, and issued in containers having a fill capacity of 55 United States gallons (or 45 imperial gallons, or 205 liters) or less.

plural of packaged petroleum product

plural of universal product code

plural of gross national product

plural of gross domestic product

(mathematics) A vector space which is additionally equipped with an inner product.

plural of inner product space