Sebacic adj. (Chem.) Of or pertaining to fat; derived from, or resembling, fat; specifically, designating an acid (formerly called also sebic, and pyroleic, acid), obtained by the distillation or saponification of certain oils (as castor oil) as a white crystalline substance.
... }The base of these and all acids 28. Formic }procured from animal substances seems 29. Sebacic }to consist of charcoal, hydrogen, }phosphorous, ... — Elements of Chemistry, - In a New Systematic Order, Containing all the Modern Discoveries • Antoine Lavoisier