methylnaphthalene
[ meth-uh l-naf-thuh-leen, -nap- ]
/ ˌmɛθ əlˈnæf θəˌlin, -ˈnæp- /
noun Chemistry.
a compound, C11H10, whose alpha isomer, a colorless liquid, is used in determining cetane numbers.
Origin of methylnaphthalene
First recorded in 1880–85;
methyl- +
naphthalene
Words nearby methylnaphthalene
British Dictionary definitions for methylnaphthalene
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