# cologarithm

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cologarithm
\(ˈ)kō+\ noun (-s)
Etymology: co- + logarithm
: the logarithm of the reciprocal

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/koh law"geuh ridh'euhm, -rith'euhm, -log"euh-/, n. Math.
the logarithm of the reciprocal of a number, often used in expressing the logarithm of a fraction: log 7/25 = log 7 + colog 25. Symbol: colog
[1880-85; CO- + LOGARITHM]

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cologarithm /kō-logˈə-ri-dhəm or -thəm/ (mathematics)
noun
The logarithm of the reciprocal of a number (short form colog)

Useful english dictionary. 2012.

### Look at other dictionaries:

• Cologarithm — In mathematics, the base b cologarithm, sometimes shortened to colog, of a number is the base b logarithm of the reciprocal of the number. It is equal to the negative base b logarithm of the number. In chemistry, a decimal cologarithm is… …   Wikipedia

• cologarithm — noun Date: 1881 the logarithm of the reciprocal of a number …   New Collegiate Dictionary

• cologarithm — /koh law geuh ridh euhm, rith euhm, log euh /, n. Math. the logarithm of the reciprocal of a number, often used in expressing the logarithm of a fraction: log 7/25 = log 7 + colog 25. Symbol: colog [1880 85; CO + LOGARITHM] * * * …   Universalium

• cologarithm — noun The logarithm of the reciprocal of a number (equal to the negative of the original logarithm) …   Wiktionary

• cologarithm — co·logarithm …   English syllables

• cologarithm — co•log•a•rithm [[t]koʊˈlɔ gəˌrɪð əm, ˌrɪθ əm, ˈlɒg ə [/t]] n. math. the logarithm of the reciprocal of a number, often used in expressing the logarithm of a fraction • Etymology: 1880–85 …   From formal English to slang

• colog — • cologarithm …   Maritime acronyms and abbreviations

• colog — /koh lawg, log/, n. Symbol, Math. cologarithm. * * * colog /kōˈlog/ (mathematics) noun A cologarithm ORIGIN: Short form * * * colog (no period) or colog., cologarithm …   Useful english dictionary

• Hydroxide — Lewis structure of the hydroxide ion showing three lone pairs on the oxygen atom …   Wikipedia

• colog — abbreviation cologarithm …   New Collegiate Dictionary