The AI-powered English dictionary
plural polyspasts
A machine consisting of many pulleys quotations examples
The Bishop of Chrysopolis, his Majesty's former tutor, consecrated the foundation-stone, which was suspended from two elegant polyspasts; the Emperor himself laid it.
1849, Adalbert, Travels of His Royal Highness Prince Adalbert of Prussia, page 275
(surgical) A machine of many pulleys, formerly used to reduce dislocation examples
(mechanics) A windlass with many pulleys and truckles examples