What does "treadle" mean?
A foot-operated pedal or lever that generates motion.
noun, verb ·Uncommon ·College level
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"There is an inconspicuous treadle let into the floor and when you step on it an air-operated door-opening mechanism is automatically activated; [...]."
"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."
"There is an inconspicuous treadle let into the floor and when you step on it an air-operated door-opening mechanism is automatically activated; [...]."
A foot-operated pedal or lever that generates motion.
Common synonyms include: foot lever, foot pedal, pedal, advance, backpedals, bar.
There is an inconspicuous treadle let into the floor and when you step on it an air-operated door-opening mechanism is automatically activated; [...].
Pronounced /ˈtɹɛdl̩/.
From Middle English tredel, from Old English tredel; equivalent to tread + -le.