noun
: a powerful lifting jack operated by a screw in horizontal position that lengthens or shortens the horizontal diagonal of a parallelogram consisting of the linkages of the jack
noun
: a powerful lifting jack operated by a screw in horizontal position that lengthens or shortens the horizontal diagonal of a parallelogram consisting of the linkages of the jack
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012