英语词汇“cologarithm”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	cologarithm
释义	cologarithm in British English (kəʊˈlɒɡəˌrɪðəm) noun the logarithm of the reciprocal of a number; the negative value of the logarithm the cologarithm of 4 is log 1⁄4 Abbreviation: colog cologarithm in American English (kouˈlɔɡəˌrɪðəm, -ˌrɪθəm, -ˈlɑɡə-) noun 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 Word origin [1880–85; co- + logarithm]This word is first recorded in the period 1880–85. Other words that entered Englishat around the same time include: automatism, interface, pari-mutuel, rain check, regionalismco- is a prefix meaning “with,” “together,” “in association,” sometimes with the derivedsense “auxiliary, subsidiary” (coenzyme; copilot), and, in mathematics and astronomy, with the sense “complement” (codeclination)
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cologarithm in British English