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logarithm
[ law-guh-rith-uhm, -rith-, log-uh- ]
/ ˈlɔ gəˌrɪð əm, -ˌrɪθ-, ˈlɒg ə- /
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noun Mathematics.
the exponent of the power to which a base number must be raised to equal a given number; log: 2 is the logarithm of 100 to the base 10 (2 = log10 100).
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Origin of logarithm
Words nearby logarithm
loganiaceous, logania family, Logansport, logan stone, logaoedic, logarithm, logarithmic, logarithmic function, logbook, log chip, loge
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use logarithm in a sentence
British Dictionary definitions for logarithm
logarithm
/ (ˈlɒɡəˌrɪðəm) /
noun
the exponent indicating the power to which a fixed number, the base, must be raised to obtain a given number or variable. It is used esp to simplify multiplication and division: if a x = M, then the logarithm of M to the base a (written log a M) is xOften shortened to: log See also common logarithm, natural logarithm
Word Origin for logarithm
C17: from New Latin logarithmus, coined 1614 by John Napier, from Greek logos ratio, reckoning + arithmos number
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for logarithm
logarithm
[ lô′gÉ™-rÄð′əm ]
The power to which a base must be raised to produce a given number. For example, if the base is 10, then the logarithm of 1,000 (written log 1,000 or log10 1,000) is 3 because 103 = 1,000. See more at common logarithm natural logarithm.
The American Heritage® Science Dictionary
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