dodecane

from The Century Dictionary.

• noun A colorless hydrocarbon, CH₃(CH₂)₁₀ CH₃, prepared by the action of hydriodic acid and phosphorus on lauric acid. It melts at —12° C. and boils at 214.5° C.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Chem.) Any one of a group of thick oily hydrocarbons, C12H26, of the paraffin series.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun organic chemistry Any of very many isomers of the alkane having twelve carbon atoms, but especially n-dodecane that is used as a solvent and is present in Diesel fuel.