The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
acetylene, ethyne, alkyne
(noun) a colorless flammable gas used chiefly in welding and in organic synthesis
Source: WordNet® 3.1
alkyne (plural alkynes)
(organic compound) A hydrocarbon containing at least one carbon–carbon triple bond.
• Kaelyn
Source: Wiktionary
18 June 2024
(noun) an extended (often showy) succession of persons or things; “a parade of strollers on the mall”; “a parade of witnesses”
The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.