Definition of "lever"
noun:
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A rigid piece which is capable of turning about one point, or axis (the fulcrum), and in which are two or more other points where forces are applied (used for transmitting and modifying force and motion).
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A small such piece to trigger or control a mechanical device (like a button).
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A bar, as a capstan bar, applied to a rotatory piece to turn it.
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An arm on a rock shaft, to give motion to the shaft or to obtain motion from it.
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A levee.
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verb:
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To move with a lever.
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(transitive) To use, operate like a lever.
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To increase the share of debt in the capitalization of a business.
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adverb: