- a lever or the like worked by continual action of the foot to impart motion to a machine.
- a platform, as on a bus or trolleycar, for opening an exit door.
- to work a treadle.
Origin of treadle
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for treadle
Treadle water pumps in Africa and Asia allowed women farmers to irrigate small plots and increase their harvests and incomes.Women | Tools | Technology: A Global Leapfrog, An ExxonMobil-sponsored Series
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March 2, 2011
This platform could be raised and lowered by the foot, by means of a treadle.Rural Life and the Rural School
He gave the treadle a thrust that sent him off like an arrow from a bow.Dusty Diamonds Cut and Polished
The father's voice relaxed, and his foot lay limp on the treadle.
Such machines are worked by power and set going by the pressure of a treadle.
Paging, which is for made-up books, is done by a machine worked by a treadle.
- a rocking lever operated by the foot to drive a machine
- (as modifier)a treadle sewing machine
- to work (a machine) with a treadle
Old English tredel, from trǣde something firm, from tredan to tread
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for treadle
Online Etymology Dictionary, © 2010 Douglas Harper