lampblack (countable and uncountable, plural lampblacks)
An amorphous form of carbon made from incompletely burned organic matter; used to make pigments and inks.
lampblack (third-person singular simple present lampblacks, present participle lampblacking, simple past and past participle lampblacked)
(transitive) To blacken using this form of carbon.
Source: Wiktionary
Lamp"black`, n. Etym: [Lamp + black.]
Definition: 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 Edition
29 April 2024
(noun) a geological process in which one edge of a crustal plate is forced sideways and downward into the mantle below another plate
According to Guinness World Records, on 25 September 2016, the Birla Institute of Management Technology (India) in Uttar Pradesh, India, constructed the largest coffee cups pyramid consisting of 23,821 cups. They used paper takeaway coffee cups to build the pyramid.
