motor oil motor neuron • motorphobe · · · Info · Definitions · Characters · · motor oil · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (noun) oil used to lubricate the moving parts of a motor. Synonyms: motor oil. · · Noun Definition 1 Characters · · space U+0020 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 r latin small letter r U+0072 t latin small letter t U+0074