(definition) by Webster 1913 Wed Dec 22 1999 at 3:56:53

Tri"spast (?), Tri*spas"ton (?), n. [NL. trispaston, fr. Gr. drawn threefold; (see Tri-) + to draw.] Mech.

A machine with three pulleys which act together for raising great weights.

Brande & C.

 

© Webster 1913.

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