treadle(redirected from treadler)
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A pedal or lever operated by the foot for circular drive, as in a potter's wheel or sewing machine.
intr.v. tread·led, tread·ling, tread·les
To work a treadle.
[Middle English tredel, from Old English, step of a stair, from tredan, to tread.]
a. a rocking lever operated by the foot to drive a machine
b. (as modifier): a treadle sewing machine.
(Mechanical Engineering) to work (a machine) with a treadle
[Old English tredel, from trǣde something firm, from tredan to tread]
n., v. -dled, -dling. n.
1. a lever or the like worked by the foot to impart motion to a machine.v.i.
2. to work a treadle.
Past participle: treadled
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|Noun||1.||treadle - a lever that is operated with the foot|
accelerator, accelerator pedal, gas pedal, throttle, gas, gun - a pedal that controls the throttle valve; "he stepped on the gas"
brake pedal - foot pedal that moves a piston in the master brake cylinder
clutch pedal, clutch - a pedal or lever that engages or disengages a rotating shaft and a driving mechanism; "he smoothely released the clutch with one foot and stepped on the gas with the other"
lever - a rigid bar pivoted about a fulcrum
pipe organ, organ - wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard
soft pedal - a pedal on a piano that moves the action closer to the strings and so soften the sound
|Verb||1.||treadle - tread over; "the brick maker treadles over clay to pick out the stones"|
|2.||treadle - operate (machinery) by a treadle|