flotation

noun

flo·​ta·​tion flō-ˈtā-shən 

variants or less commonly floatation

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

Designed with high-density flotation foam, reflective stripes and adjustable straps, this dog life vest helps keep pups safe and comfortable during boating, swimming and all summer water adventures. —Jessica Moore, USA Today, 12 May 2026

The spa is also home to North America’s largest flotation bath, a signature draw for visitors looking to fully unwind after a day of sightseeing. —Hanna Wickes, Miami Herald, 30 Apr. 2026

Inside you’ll find thermal baths, Finnish saunas, a salt scrub room, quiet relaxation spaces and North America’s largest flotation bath. —Hanna Wickes, Fort Worth Star-Telegram, 30 Apr. 2026

Inside you’ll find thermal baths, Finnish saunas, a salt scrub room, relaxation spaces and North America’s largest flotation bath. —Hanna Wickes, Charlotte Observer, 30 Apr. 2026

Word History

Etymology

float entry 2 + -ation

First Known Use

1806, in the meaning defined at sense 1

Phrases Containing flotation

• flotation device

Rhymes for flotation

• ablation
• aeration
• bination
• carnation
• cassation
• castration
• causation
• centration
• cessation
• cetacean
• chelation
• citation

Kids Definition

flotation

noun

flo·​ta·​tion

variants also floatation

flō-ˈtā-shən

1

: the act, process, or state of floating

2

: the separation of the particles of a mass of ground ore according to how they compare in ability to float on a liquid