naphthene
Concise Oxford English Dictionary © 2008 Oxford University Press:
naphthene /ˈnafθiːn/
▶noun Chemistry any of a group of cyclic aliphatic hydrocarbons (e.g. cyclohexane) obtained from petroleum.
– derivatives
naphthenic adjective.
naphthenic adjective.
'naphthene' also found in these Oxford entries:

