trass (countable and uncountable, plural trasses)
(geology) A white to grey volcanic tufa, formed of decomposed trachytic cinders, sometimes used as a cement.
A coarse sort of plaster or mortar, durable in water, and used to line cisterns and other reservoirs of water.
• Stars, sarts, stars, tsars
Source: Wiktionary
Trass, n. Etym: [D. tras or Gr. trass, probably fr. It. terrazzo terrace. See Terrace.] (Geol.)
Definition: A white to gray volcanic tufa, formed of decomposed trachytic cinders; -- sometimes used as a cement. Hence, a coarse sort of plaster or mortar, durable in water, and used to line cisterns and other reservoirs of water. [Formerly written also tarras, tarrace, terras.]
Note: The Dutch trass is made by burning and grinding a soft grayish rock found on the lower Rhine.
Source: Webster’s Unabridged Dictionary 1913 Edition
22 January 2025
(noun) memorial consisting of a very large stone forming part of a prehistoric structure (especially in western Europe)
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.
