etymologeek.com dictionary
Modern Greek word κοκτέιλ comes from English cocktail.

Κοκτέιλ etymology history?

Κοκτέιλ detailed word origin explanation

Dictionary entryLanguageDefinition
cocktail English (eng) (transitive) To adulterate (fuel, etc.) by mixing in other substances.. (transitive) To treat (a person) to cocktails. (UK, slang, dated) A mean, half-hearted fellow; a coward.. A horse, not of pure breed, but having only one eighth or one sixteenth impure blood in its veins.. A mixed alcoholic beverage.. A mixture of other substances.. A species of rove beetle, so called from its habit of [...]
κοκτέιλ Modern Greek (1453-) (ell) Cocktail (mixed drink, usually with alcohol content). Cocktail party (event where such drinks are drunk). Mixture of different components.