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| tread·mill [ tréd mìl ] (plural tread·mills) |
noun |
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| Definition: |
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1. never-ending routine: a monotonous and seemingly endless task, job, or routine
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2. exercise machine: a machine with an endless belt on which somebody can walk, jog, or run, used for exercise and stress testing
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3. cylinder providing power: a continuous belt or series of steps kept moving by people or animals walking on it that is used to provide power to a machine, e.g. to grind grain or raise water from a well
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