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单词 polyspast
释义

Definition of polyspast in English:

polyspast

(also polyspaston)
noun ˈpɒlɪspast
historical
  • A winch or lifting device incorporating a system of several pulleys. Also (Surgery): †an apparatus for reducing a dislocated joint (obsolete).

Origin

Mid 17th century; earliest use found in John Wilkins (1614–1672), theologian and natural philosopher. From classical Latin polyspaston compound pulley (Vitruvius), in post-classical Latin also an apparatus for reducing a dislocated joint from Hellenistic Greek πολύσπαστον compound pulley, use as noun of neuter of πολύσπαστος drawn by many cords from ancient Greek πολυ- + σπᾶν to draw + -τος, suffix forming verbal adjectives.

 
 

Definition of polyspast in US English:

polyspast

(also polyspaston)
nounˈpɒlɪspast
historical
  • A winch or lifting device incorporating a system of several pulleys. Also (Surgery): †an apparatus for reducing a dislocated joint (obsolete).

Origin

Mid 17th century; earliest use found in John Wilkins (1614–1672), theologian and natural philosopher. From classical Latin polyspaston compound pulley (Vitruvius), in post-classical Latin also an apparatus for reducing a dislocated joint from Hellenistic Greek πολύσπαστον compound pulley, use as noun of neuter of πολύσπαστος drawn by many cords from ancient Greek πολυ- + σπᾶν to draw + -τος, suffix forming verbal adjectives.

 
 
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更新时间:2025/2/26 4:44:25