Cetylic
Ce`tyl´ic
a. 1. (Chem.) Of, pertaining to, or derived from, spermaceti.
Cetylic alcohol
(Chem.) a white, waxy, crystalline solid, obtained from spermaceti, and regarded as homologous with ordinary, or ethyl, alcohol; ethal; - called also cetyl alcohol.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.