logarithm Hear it!

logarithm definition

loga·rithm (lôg′ə rit̸h′əm, läg′-)

noun

Math. the exponent expressing the power to which a fixed number (the base) must be raised in order to produce a given number (the antilogarithm): logarithms computed to the base 10 are often used for shortening mathematical calculations

Etymology: ModL logarithmus < Gr logos, a word, proportion, ratio (see logic) + arithmos, number (see arithmetic)

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