oil pipeline oil pan • oil plant · · · Info · Definitions · Characters · · oil pipeline · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) a pipeline used to transport oil. Synonyms: oil pipeline. · · Noun Definition 1 Characters · · space U+0020 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070