noun
EXAMPLES FROM CORPUS
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I bought nine fluorescent light fixtures-bulbs, ballast , and wire.
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Many nights my bunk was blanketed by blueprints as I worked my way through the schematics of the variable ballast system.
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The flooding followed a 10-15 o list to port, due to water pouring into the forward ballast tanks.
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The reactions and thrust of each deck is taken on elastomeric bearings and by ballast walls.
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They got the ballast out and loaded it into skips and the loco brought it along the line to the plant.
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With ballast weights at each blade tip, the whirling rotor system had tremendous inertia.
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Yet when he spoke of himself, his gaze frequently wandered, as though in search of visual ballast .