Noun
(plural "cavallettos") A specialized gantry crane for loading and unloading cargo ships that attaches to and moves along guides on the ship's hatchway.
(plural "cavalletti") A long pole placed horizontally at a height of 4 to 20 inches from the ground, used in training horses.
(historical) The punishment of being placed in a pillory and whipped.
Source: en.wiktionary.org