flo·​ta·​tion | \flō-ˈtā-shən \
variants: or less commonly

Definition of flotation 

1 : the act, process, or state of floating

2 : an act or instance of financing (such as an issue of stock)

3 : the separation of the particles of a mass of pulverized ore according to their relative capacity for floating on a given liquid also : any of various similar processes involving the relative capacity of materials for floating

4 : the ability (as of a tire or snowshoes) to stay on the surface of soft ground or snow

Examples of flotation in a Sentence

fills the tanks with air for flotation the flotation of a currency

Recent Examples on the Web

Get our daily newsletter Your immediate nightmare is the flotation process, which is a cross between an election campaign, a show trial and an Ironman event. The Economist, "Life as you know it is IPOver," 12 July 2018 The boy was out in the water on a flotation board when he got caught in the strong waves around 10:56 a.m., Truro Police Chief Jamie Calise said. Elise Takahama, BostonGlobe.com, "Lifeguards rescue 10-year-old boy and mother trapped in rip current at beach in Truro," 26 June 2018 Martz is accused of driving a boat that sliced across the flotation tube Horazdovsky rode with two friends on the lake, then leaving as others in his boat tried to help. Zaz Hollander, Anchorage Daily News, "Over pleas of victim’s family, man accused in fatal Mat-Su boat collision gets lower bail," 21 June 2018 Nelson's office notes that flotation pods are not required to register with the Texas Secretary of State. Anna M. Tinsley, star-telegram, "A 71-year-old woman stopped breathing in a watery pod. Now, a lawmaker seeks changes," 5 June 2018 The primal human connection between flotation and relaxation is the principle behind one of the most inventive tools of 20th-century neuroscience: the isolation or sensory-deprivation tank. Orr Shtuhl, New York Times, "Letter of Recommendation: Floating," 4 Jan. 2018 One woman, who BI identified as Sarah Thorén , even added a few accessories like a flotation device, scuba fins and an umbrella. Eileen Reslen, Popular Mechanics, "Sweden Went for a Swim When a Local Train Station Flooded," 31 July 2018 The spa where Traywick was found dead uses a form of flotation therapy that involves a person lying in a sensory deprivation pool filled with Epsom salt to allow the person to float, according to the Daily Mail. Ryan Gaydos, Fox News, "Biotech CEO, who injected himself with untested vaccines, found dead in sensory deprivation tank, reports say," 2 May 2018 One meta-analysis looked at 27 studies published between 1983 and 2002 relating to the effects of flotation therapy. Nathaniel Morris, Washington Post, "My patients said floating in a sensory deprivation tank was healing. So I tried it.," 21 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'flotation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of flotation

1806, in the meaning defined at sense 1

History and Etymology for flotation

float entry 2

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Statistics for flotation

Last Updated

27 Nov 2018

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Time Traveler for flotation

The first known use of flotation was in 1806

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English Language Learners Definition of flotation

: the act, process, or state of floating or of causing or allowing something to float

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More from Merriam-Webster on flotation

Rhyming Dictionary: Words that rhyme with flotation

Spanish Central: Translation of flotation

Nglish: Translation of flotation for Spanish Speakers

Britannica.com: Encyclopedia article about flotation

Comments on flotation

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the figure or shape of a crescent moon

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