## Convert pound to libra [ancient Rome]

 lb libra

 Did you mean to convert lb to libra [ancient Rome] libra [Italy] libra [metric] libra [Portugal, Spain]

## More information from the unit converter

How many lb in 1 libra? The answer is 0.71209310685715.
We assume you are converting between pound and libra [ancient Rome].
You can view more details on each measurement unit:
lb or libra
The SI base unit for mass is the kilogram.
1 kilogram is equal to 2.2046226218488 lb, or 3.0959752321981 libra.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between pounds and libra [ancient Rome].
Type in your own numbers in the form to convert the units!

## Quick conversion chart of lb to libra

1 lb to libra = 1.40431 libra

5 lb to libra = 7.02155 libra

10 lb to libra = 14.04311 libra

15 lb to libra = 21.06466 libra

20 lb to libra = 28.08621 libra

25 lb to libra = 35.10777 libra

30 lb to libra = 42.12932 libra

40 lb to libra = 56.17243 libra

50 lb to libra = 70.21554 libra

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You can do the reverse unit conversion from libra to lb, or enter any two units below:

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## Definition: Pound

The pound (abbreviation: lb) is a unit of mass or weight in a number of different systems, including English units, Imperial units, and United States customary units. Its size can vary from system to system. The most commonly used pound today is the international avoirdupois pound. The international avoirdupois pound is equal to exactly 453.59237 grams. The definition of the international pound was agreed by the United States and countries of the Commonwealth of Nations in 1958. In the United Kingdom, the use of the international pound was implemented in the Weights and Measures Act 1963. An avoirdupois pound is equal to 16 avoirdupois ounces and to exactly 7,000 grains.

## Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!