trispast
[ trahy-spast ]
/ ˈtraɪ spæst /
noun
an ancient hoist or hauling device having three blocks.
Origin of trispast
1700–10; < Latin
trispastos having a triple pulley < Greek
tríspastos, equivalent to
tri-
tri- +
spas-, stem of
spân to draw, pull +
-tos verbid suffix
Words nearby trispast
Example sentences from the Web for trispast
This kind of machinery, revolving with three sheaves, is called a trispast.
Ten Books on Architecture |Vitruvius