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TAKE THE QUIZmethylnaphthalene
noun
meth·yl·naph·tha·lene
ˌme-thəl-ˈnaf-thə-ˌlēn 
-ˈnap-
: either of two isomeric hydrocarbons C11H10
especially
: an oily liquid used in determining cetane numbers
Word History
First Known Use
circa 1885, in the meaning defined above
Time Traveler
The first known use of methylnaphthalene was
circa 1885
Dictionary Entries Near methylnaphthalene
Cite this Entry
“Methylnaphthalene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/methylnaphthalene. Accessed 26 Mar. 2023.
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