ef (plural efs)
The name of the Latin-script letter F.
ef
(nonstandard) Pronunciation spelling of if.
• F&E, FE, Fe, f.e.
EF (plural EFs)
(medicine, cardiology) Initialism of ejection fraction.
EF
(computing, Microsoft) Initialism of Entity Framework, an open-source ORM framework.
(Canada, US, meteorology) Followed by a number from 0 to 5: initialism of Enhanced Fujita, a rating on the Enhanced Fujita scale used to indicate the intensity of a tornado. It has superseded the Fujita scale.
EF (not comparable)
(philately) Initialism of extremely fine or extra fine; also XF.
• F&E, FE, Fe, f.e.
Source: Wiktionary
17 June 2025
(adjective) having deserted a cause or principle; “some provinces had proved recreant”; “renegade supporters of the usurper”
According to Guinness World Records, the largest iced coffee is 14,228.1 liters and was created by Caffé Bene (South Korea), in Yangju, South Korea, on 17 July 2014. They poured iced black Americano on the giant cup that measured 3.3 meters tall and 2.62 meters wide.
