

Convert Pounds to Ounces (lb to oz) ▶ Conversion Table
How to convert1 ounce (oz) = 0.0625 pound (lb). Ounce (oz) is a unit of Weight used in Standard system. Pound (lb) is a unit of Weight used in Standard system. Definition of the OunceThe ounce is defined differently in different systems of measurement. The most common ounce is the international avoirdupois ounce, which is equal to 28.349523125 grams or 437.5 grains. This is the ounce that is used for most purposes, such as measuring food, postal items, fabric, paper and boxing gloves. The avoirdupois ounce is onesixteenth of an avoirdupois pound, which is defined as 7000 grains. Another ounce is the international troy ounce, which is equal to 31.1034768 grams or 480 grains. This is the ounce that is used for measuring precious metals and gems, such as gold, silver, platinum and diamonds. The troy ounce is onetwelfth of a troy pound, which is defined as 5760 grains. A third ounce is the apothecaries’ ounce, which is also equal to 480 grains, but it is divided into eight drams instead of twelve pennyweights like the troy ounce. The apothecaries’ ounce is used for measuring medicines and drugs. There are also other historical or regional ounces that have different values, such as the Spanish ounce, the French ounce, the Portuguese ounce, the Roman/Italian ounce, the Dutch metric ounce and the Chinese metric ounce. How to Convert OuncesOunces can be converted to other units of weight by using conversion factors or formulas. Here are some examples of how to convert ounces to other units of weight in the US customary system and the SI system:
Where Ounces are UsedOunces are used in different countries and regions for different applications and purposes. Here are some examples of where ounces are used:
History of OuncesOunces have a long history that dates back to ancient times. Here are some highlights of the history of ounces:
Example Conversions of Ounces to Other UnitsHere are some examples of conversions of ounces to other units of weight:
Pounds: A Unit of WeightDefinition of the PoundA pound is a unit of weight that measures how much force an object or substance exerts on a scale due to gravity. It is equal to 0.45359237 kilograms, or 16 ounces, or 7000 grains. One pound can also be written as lb or lbs. History of the PoundThe pound was originally defined in ancient Rome as the mass of a bronze bar called a libra, which was divided into 12 ounces. The libra was later adopted by various regions and countries in Europe, such as England, France and Germany, with different values and subdivisions. The pound as we know it today is based on the avoirdupois system, which was developed in the 13th century in France and England. The avoirdupois pound was standardized in 1959 by an international agreement among the United States, Canada, Australia, New Zealand and South Africa as exactly 0.45359237 kilograms. The pound, as well as other units of weight, such as the ounce and the ton, were introduced in the 19th century as part of the imperial system of measurement that aimed to unify the units used in the British Empire. The pound was officially adopted by the International System of Units (SI) in 1960 as one of the seven base units. How to Convert PoundsTo convert pounds to other units of weight, we need to use conversion factors that relate the pound to the desired unit. For example, to convert pounds to kilograms, we need to know that one kilogram is equal to 2.2046226218 pounds. Therefore, one pound is equal to 0.45359237 kilograms. Here are some common conversion factors for pounds:
To convert from other units of weight to pounds, we need to use the inverse of these conversion factors. For example, to convert kilograms to pounds, we need to multiply by 2.2046226218. Where Pounds are UsedThe pound is a unit of weight that is widely used in the United States and some other countries that have historical ties with Britain, such as Canada and Australia. It is commonly used to measure the weight of people, animals, food, clothes and other everyday items. For example, an average adult male in the United States has a weight of about 198 lbs. The pound is also used to measure some physical quantities such as force, pressure and torque. For example, one poundforce (lbf) is equal to one pound times the standard acceleration due to gravity (32.174 ft/s^{2}). Example Conversions of Pounds to Other UnitsHere are some examples of how to convert pounds to other units of weight using the conversion factors given above:
ConclusionThe pound is a unit of weight that measures how much force an object or substance exerts on a scale due to gravity. It is equal to 0.45359237 kilograms, or 16 ounces, or 7000 grains. The pound is widely used in the United States and some other countries that have historical ties with Britain, such as Canada and Australia, as well as some physical quantities such as force, pressure and torque. To convert pounds to other units of weight, we need to use conversion factors that relate the pound to the desired unit. Español Russian Français 
Ounces to Carats Ounces to Cubic Centimeters Ounces to Cups Ounces to Cups Ounces to Fluid Ounces Ounces to Grams Ounces to Gallons Ounces to Kilograms Ounces to Liters Ounces to Pounds Ounces to Milligrams Ounces to Milliliters Ounces to Troy Ounces Ounces to Quarts Ounces to Tablespoons Ounces to Tablespoons Ounces to Teaspoons Pounds to Cups Pounds to Cups Pounds to Grams Pounds to Gallons Pounds to Kilograms Pounds to Liters Pounds to Milliliters Pounds to Ounces Pounds to Stones Pounds to Metric Tons Pounds to Tonnes Grams to Cups Grams to Cups Grams to Kilograms Grams to Pounds Grams to Milliliters Grams to Ounces Kilograms to Grams Kilograms to Liters Kilograms to Pounds Kilograms to Milliliters Kilograms to Ounces Kilograms to Quarts Kilograms to Metric Tons Liters to Kilograms Pounds to Grams Pounds to Kilograms Pounds to Ounces Milliliters to Kilograms Ounces to Fluid Ounces Ounces to Grams Ounces to Kilograms Ounces to Pounds Ounces to Milliliters Metric Tons to Kilograms 
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