die·sel 
/ˈdi:zəl/ noun
plural die·sels /ˈdi:zəl/ noun 1 [count] : a vehicle (such as a truck or bus) that has a diesel engine
▪ His truck's a diesel. 2 [noncount] : diesel fuel
▪ Does your car take diesel or gasoline?
▪ His truck's a diesel.
▪ Does your car take diesel or gasoline?
