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methylnaphthalene
[ meth-uhl-naf-thuh-leen, -nap- ]
noun
, Chemistry.
- a compound, C 1 1 H 1 0 , whose alpha isomer, a colorless liquid, is used in determining cetane numbers.
methylnaphthalene
/ ˌmiːθaɪlˈnæpθəˌliːn /
noun
- either of two isomeric derivatives of naphthalene: a liquid (1-methylnaphthalene), used in standardizing diesel fuels, or a solid (2-methylnaphthalene), an insecticide
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Word History and Origins
Origin of methylnaphthalene1
First recorded in 1880–85; methyl- + naphthalene
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