lamp oil lamp-lined • lamp oiler · · · Info · Definitions · Characters · · lamp oil · · Text Common · · Latin · · Scripts 8 · · Length Definitions · · · (noun) a flammable hydrocarbon oil used as fuel in lamps and heaters. Synonyms: kerosene, kerosine, coal oil. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070