Lampblack
Pronunciation : Lamp"black`
Part of Speech : n.
Etymology : [Lamp + black.]
Definition : Defn: The fine impalpable soot obtained from the smoke of carbonaceous substances which have been only partly burnt, as in the flame of a smoking lamp. It consists of finely divided carbon, with sometimes a very small proportion of various impurities. It is used as an ingredient of printers' ink, and various black pigments and cements.
Source : Webster's Unabridged Dictionary, 1913