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Webster 1913 Edition


Polyspast

Pol′y-spast

,
Noun.
[L.
polyspaston
, fr. Gr. [GREEK], fr. [GREEK] drawn by several cords;
πολύσ
many + [GREEK] to draw: cf. F.
polyspaste
.]
(Surg.)
A machine consisting of many pulleys; specifically, an apparatus formerly used for reducing luxations.

Webster 1828 Edition


Polyspast

POL'YSPAST

,
Noun.
[Gr. many and to draw.] A machine consisting of many pulleys.

Definition 2024


polyspast

polyspast

English

Noun

polyspast (plural polyspasts)

  1. A machine consisting of many pulleys
    • 1849, Adalbert, Travels of His Royal Highness Prince Adalbert of Prussia, page 275,
      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.
  2. (surgical) A machine of many pulleys, formerly used to reduce dislocation
  3. (mechanics) A windlass with many pulleys and truckles

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