“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States
alkene, olefine, olefin
(noun) any unsaturated aliphatic hydrocarbon
Source: WordNet® 3.1
alkene (plural alkenes)
(organic compound) An unsaturated, aliphatic hydrocarbon with one or more carbon–carbon double bonds
• Keelan
Source: Wiktionary
17 June 2025
(adjective) having deserted a cause or principle; “some provinces had proved recreant”; “renegade supporters of the usurper”
“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States