The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
ketol (plural ketols)
(organic compound) A hydroxyketone (e.g, an acyloin).
(hydroxyketone): α-hydroxy ketone (acyloin), β-hydroxy ketone (aldol)
• Kotel
Source: Wiktionary
Ke"tol, n. Etym: [Ketone + indol.] (Chem.)
Definition: One of a series of series of complex nitrogenous substances, represented by methyl ketol and related to indol. Methyl ketol, a weak organic base, obtained as a white crystalline substance having the odor of fæces.
Source: Webster’s Unabridged Dictionary 1913 Edition
19 June 2025
(noun) the condition of belonging to a particular place or group by virtue of social or ethnic or cultural lineage; “his roots in Texas go back a long way”; “he went back to Sweden to search for his roots”; “his music has African roots”
The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.