Why is the ninth month called September?
late 14c., from Old French salade (14c.), from Vulgar Latin *salata, literally "salted," short for herba salata "salted vegetables" (vegetables seasoned with brine, a popular Roman dish), from fem. past participle of *salare "to salt," from Latin sal (genitive salis) "salt" (see salt (n.)).
Dutch salade, German Salat, Swedish salat, Russian salat are from Romanic languages. Salad days, "time of youthful inexperience" (perhaps on notion of "green") is first recorded 1606 in Shakespeare and probably owes its survival, if not its existence, to him. Salad bar first attested 1940, American English.
any of a wide variety of dishes that fall into the following principal categories: green salads; vegetable salads; salads of pasta, legumes, or grains; mixed salads incorporating meat, poultry, or seafood; and fruit salads. Most salads are traditionally served cold, although some, such as German potato salad, are served hot