logarithm
🇺🇸
/ˈlɔːɡərɪðəm/
🇬🇧
/ˈlɒɡərɪðəm/
A number that represents the power to which the base of a system must be raised to produce a given number.
In mathematics, the logarithm is a useful tool for simplifying complex calculations, such as when calculating the area of a circle.