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# logarithm

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noun log·a·rithm \ˈlȯ-gə-ˌri-thəm, ˈlä-\

## Simple Definition of logarithm

• mathematics : a number that shows how many times a base number (such as ten) is multiplied by itself to produce a third number (such as 100)

Source: Merriam-Webster's Learner's Dictionary

## Full Definition of logarithm

1. :  the exponent that indicates the power to which a base number is raised to produce a given number <the logarithm of 100 to the base 10 is 2>

## Origin and Etymology of logarithm

New Latin logarithmus, from log- + Greek arithmos number — more at arithmetic

First Known Use: circa 1616

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