The Collaborative International Dictionary
Peucil
Peucil \Peu"cil\, n. [Gr. ? pine tree.] (Chem.) A liquid resembling camphene, obtained by treating turpentine hydrochloride with lime. [Written also peucyl.]
Wiktionary
peucil
n. (context chemistry English) A liquid resembling camphene, obtained by treating turpentine hydrochloride with lime.