logarithm

[ law-guh-rith-uhm, -rith-, log-uh- ]

/ ˈlɔ gəˌrɪð əm, -ˌrɪθ-, ˈlɒg ə- /

SEE SYNONYMS FOR logarithm ON THESAURUS.COM

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).

Origin of logarithm

1605–15; <New Latin logarithmus<Greek lóg(os) log- + arithmós number; see arithmetic

Words nearby logarithm

logania family, Logansport, logan stone, logaoedic, logaphasia, logarithm, logarithmic, logarithmic function, logasthenia, logbook, log chip

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for logarithm

If the characteristic of a logarithm is negative, Oughtred indicates this fact by placing the - above the characteristic.
William Oughtred|Florian Cajori
In July, while at work on logarithm tables, he was overtaken by a sudden fainting fit, evidently of an epileptic nature.
Shandygaff|Christopher Morley
The integral part of a logarithm is called the index or characteristic, and the fractional part the mantissa.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 8|Various
To find the logarithm of 2, Briggs raised it to the tenth power, viz.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 8|Various

I always thought you were a sort of calculating machine, who slept on a logarithm table.
The Man Who Rocked the Earth|Arthur Train

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 Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for logarithm

logarithm

[ lô′gə-rĭð′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.

单词	logarithm
释义	logarithm [ law-guh-rith-uhm, -rith-, log-uh- ] / ˈlɔ gəˌrɪð əm, -ˌrɪθ-, ˈlɒg ə- / SEE SYNONYMS FOR logarithm ON THESAURUS.COM 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). Origin of logarithm 1605–15; <New Latin logarithmus<Greek lóg(os) log- + arithmós number; see arithmetic Words nearby logarithm logania family, Logansport, logan stone, logaoedic, logaphasia, logarithm, logarithmic, logarithmic function, logasthenia, logbook, log chip Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for logarithm If the characteristic of a logarithm is negative, Oughtred indicates this fact by placing the - above the characteristic. William Oughtred\|Florian Cajori In July, while at work on logarithm tables, he was overtaken by a sudden fainting fit, evidently of an epileptic nature. Shandygaff\|Christopher Morley The integral part of a logarithm is called the index or characteristic, and the fractional part the mantissa. Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 8\|Various To find the logarithm of 2, Briggs raised it to the tenth power, viz. Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 8\|Various I always thought you were a sort of calculating machine, who slept on a logarithm table. The Man Who Rocked the Earth\|Arthur Train 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 Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Words related to logarithm numeral, numerical, arithmetic, binary, exponent, fraction, fractional, integral, mathematical, statistical, algebraic, algorithmic, arithmetical, differential, digital, exponential, logarithmic, numerary, integrated Scientific definitions for logarithm logarithm [ lô′gə-rĭð′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 Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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logarithm

noun Mathematics.

Origin of logarithm

Words nearby logarithm

Example sentences from the Web for logarithm

British Dictionary definitions for logarithm

noun

Word Origin for logarithm

Words related to logarithm

Scientific definitions for logarithm