<span class="searchmatch">trispasts</span> plural of <span class="searchmatch">trispast</span>...
threefold”). <span class="searchmatch">trispast</span> (plural <span class="searchmatch">trispasts</span>) A machine with three pulleys which act together to raise great weights. Synonym: trispaston “<span class="searchmatch">trispast</span>”, in OneLook...