Englishfor English speakers
float
Verb
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When you float, it means that your density is lower than the density of the liquid you are in, which makes you be at the surface of the liquid.
As I have a light body, I always float when I go swimming.
float
Noun
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Something which stays on or near the surface of water or another liquid.
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A buoyant used to help balance in water or another liquid.
Attach the float and the weight to the fishing line, above the hook.
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A nicely decorated vehicle, to show in a parade or pageant.
That float covered in roses is very pretty.
rheostat
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noun
resistor for regulating current
sensor
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noun
(= detector)
any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner