Jubilee (biblical) it was thought that the English term "Jubilee" derives from the Hebrew term "yobel" (via Latin ""), which in turn derives from "yobhel", meaning "ram"; the Jubilee year was announced by a blast on a shofar, an instrument made from a ram's horn, during that year's Yom Kippur. An alternative etymology notes that the Latin verb "iūbilō", "shout for joy," predates the Vulgate, and proposes that instead the Latin "jubilo" (meaning "shout"), as well as Middle Irish "ilach" (victory cry), New English "yowl", and Ancient Greek "iuzo" (ἰύζω: shout), derived from the Proto-Indo-European root "*yu-" (shout for joy). In this
Reedless wind instrument waterflutes. Other hydraulophones have one or more reeds, which vibrate in a stream of water. Reedless wind instrument Reedless wind instruments are wind instruments that do not have moving parts in their mouthpieces. Wind instruments are often characterized by their number of reeds, which is typically zero, one, or two. Reedless wind instruments typically have no moving parts other than the wind (air) itself. Examples include the flute, ocarina, recorder, tin whistle, and calliope (steam whistles). Under the Hornbostel-Sachs classification system, reedless wind instruments are aerophones in the most pure sense that there are no moving parts other than the