Source : Webster's Revised Unabridged Dictionary (1913)

Hecdecane \Hec"de*cane\, n. [Gr. ? six + ? ten.] (Chem.)
   A white, semisolid, spermaceti-like hydrocarbon, {C16H34}, of
   the paraffin series, found dissolved as an important
   ingredient of kerosene, and so called because each molecule
   has sixteen atoms of carbon; -- called also {hexadecane}.