Treadle

//ˈtɹɛdl̩// noun, verb

Definitions

Noun
  1. 1
    A foot-operated pedal or lever that generates motion.

    "There is an inconspicuous treadle let into the floor and when you step on it an air-operated door-opening mechanism is automatically activated; [...]."

  2. 2
    a lever that is operated with the foot wordnet
  3. 3
    A device actuated by wheels passing over it.

    "As a car enters the parking area the front wheels pass over a treadle, causing a timber barrier to lift and allow the motorist to drive in and park. No money is required at this stage. As the car passes over a second treadle, just beyond the entrance, the barrier falls again."

  4. 4
    Chalaza.
Verb
  1. 1
    To use a treadle. intransitive
  2. 2
    operate (machinery) by a treadle wordnet
  3. 3
    tread over wordnet

Etymology

Etymology 1

From Middle English tredel, from Old English tredel; equivalent to tread + -le.

Etymology 2

From Middle English tredel, from Old English tredel; equivalent to tread + -le.

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