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WordReference Random House Learner's Dictionary of American English © 2024flo•ta•tion /floʊˈteɪʃən/USA pronunciation n. [uncountable]- the act or state of floating.
WordReference Random House Unabridged Dictionary of American English © 2024flo•ta•tion (flō tā′shən),USA pronunciation n. - an act or state of floating.
- the launching of a commercial venture, bond issue, loan, etc.
- Metallurgya process for separating the different minerals in a mass of powdered ore based on their tendency to sink in, or float on, a given liquid.
- the science of floating bodies.
Also, floatation. - 1800–10; float + -ation; compare French flottaison (see flotsam)
Collins Concise English Dictionary © HarperCollins Publishers:: flotation, floatation /fləʊˈteɪʃən/ n - the launching or financing of a commercial enterprise by bond or share issues
- the raising of a loan or new capital by bond or share issues
- power or ability to float; buoyancy
Also called: froth flotation a process to concentrate the valuable ore in low-grade ores. The ore is ground to a powder, mixed with water containing surface-active chemicals, and vigorously aerated. The bubbles formed trap the required ore fragments and carry them to the surface froth, which is then skimmed off
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