Diachylon
Pronunciation : Di*ach"y*lon, Di*ach"y*lum
Part of Speech : n.
Etymology : [NL. diachylum, fr. Gr. (Med. & Chem.)
Definition : Defn: A plaster originally composed of the juices of several plants (whence its name), but now made of an oxide of lead and oil, and consisting essentially of glycerin mixed with lead salts of the fat acids.
Source : Webster's Unabridged Dictionary, 1913