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methylnaphthalene

[meth-uh l-naf-thuh-leen, -nap-] /ˌmɛθ əlˈnæf θəˌlin, -ˈnæp-/
noun, Chemistry
1.
a compound, C 1 1 H 1 0 , whose alpha isomer, a colorless liquid, is used in determining cetane numbers.
Origin
1880-1885
1880-85; methyl- + naphthalene
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for methyl-naphthalene

methylnaphthalene

/ˌmiːθaɪlˈnæpθəˌliːn/
noun
1.
either of two isomeric derivatives of naphthalene: a liquid (1-methylnaphthalene), used in standardizing diesel fuels, or a solid (2-methylnaphthalene), an insecticide
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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14
14
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