naphthene

American

[naf-theen, nap-] / ˈnæf θin, ˈnæp- /

noun

Chemistry.

any of a group of hydrocarbon ring compounds of the general formula, C n H 2n , derivatives of cyclopentane and cyclohexane, found in certain petroleums.

naphthene British

/ ˈnæp-, ˈnæfθiːn /

noun

any of a class of cycloalkanes, mainly derivatives of cyclopentane, found in petroleum

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

naphthene Scientific

/ năf′thēn′,năp′- /

See cycloalkane

Other Word Forms

naphthenic adjective

Etymology

Origin of naphthene

First recorded in 1840–50; naphth- + -ene

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023