|≈||approximately equal to|
|digits||indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)|
Gigagram or gigagramme is equal to 109 gram (unit of mass), comes from a combination of the metric prefix giga (G) with the gram (g). Plural name is gigagrams.
The short hundredweight or cental of 100 lb (45.359237 kg) is used in the US and Canada.