Cet"ra*rin, n. Etym: [From Cetraria Islandica, the scientific name of Iceland moss.] (Chem.)
Definition: A white substance extracted from the lichen, Iceland moss (Cetraria Islandica). It consists of several ingredients, among which is cetraric acid, a white, crystalline, bitter substance.
Source: Webster’s Unabridged Dictionary 1913 Edition
5 April 2025
(noun) an unofficial association of people or groups; “the smart set goes there”; “they were an angry lot”
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.
