asphaltene

== English == === Etymology === From asphalt +‎ -ene (“benzene”). === Noun === asphaltene (plural asphaltenes) (organic chemistry) Any of the dark organic constituents of crude oils and bitumen that are soluble in aromatic solvents but not in aliphatic ones; they are polycyclic aromatic compounds (composed of fused benzene rings) with aliphatic side chains ==== Related terms ==== asphaltenic preasphaltene ==== Translations ====