formation

noun
for·​ma·​tion | \ fȯr-ˈmā-shən How to pronounce formation (audio) \

Definition of formation

1 : an act of giving form or shape to something or of taking form : development
2 : something that is formed new word formations
3 : the manner in which a thing is formed : structure the peculiar formation of the heart
4 : a major kind of plant growth (such as forest, grassland, or tundra) characteristic of a broad ecological region
5a : any igneous, sedimentary, or metamorphic rock represented as a unit
b : any sedimentary bed or consecutive series of beds sufficiently homogeneous or distinctive to be a unit
6 : an arrangement of a body or group of persons or things in some prescribed manner or for a particular purpose flying in formation

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Examples of formation in a Sentence

The book explains the formation of the planets. The soldiers were marching in formation. The team ran on the field and lined up in a punt formation.
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Recent Examples on the Web The Portland Trail Blazers today announced the formation of the Racial Injustice Fund and a commitment to donate $10 Million over 10 Years to the NBA Foundation. oregonlive, "Trail Blazers announce racial injustice fund and $10 million commitment to NBA Foundation," 23 Sep. 2020 This effect suggested that the medial temporal lobe is tied to memory formation and time perception. Doug Johnson, National Geographic, "How you perceive time may depend on your income," 22 Sep. 2020 Cardiologists are seeing patients with signs of inflammation and scar formation in their hearts even after recovery from COVID-19, experts say. Jessica Flores, USA TODAY, "Coronavirus updates: Hollywood unions, studios reach return-to-work deal; US nears 200K deaths; 3 NFL coaches fined for not wearing masks," 22 Sep. 2020 That means careful planning and formation that’s more offset to make sure the planes truly follow in the updraft instead of the vortex. Caroline Delbert, Popular Mechanics, "Why Airliners Could Soon Fly in Formation, Just Like a Flock of Birds," 21 Sep. 2020 Cardiologists are seeing patients with signs of inflammation and scar formation in their hearts even after recovery from COVID-19, experts say. Stephanie Innes, The Arizona Republic, "'It does affect more than your lungs': Why COVID-19 survivors may need to get screened for heart damage," 21 Sep. 2020 Soldiers marching in tight formation and large crowds were not a good mix. Peter Krouse, cleveland, "With no vaccine, 1918 flu pandemic took deadly toll before widespread immunity could be achieved," 14 Sep. 2020 But Inter Miami only created two solid scoring opportunities in the first half, so Diego Alonso changed Inter Miami’s formation and personnel on the field to start the second half. Khobi Price, sun-sentinel.com, "Own goal costly as Inter Miami lose rubber match to Orlando City," 12 Sep. 2020 According to Monday’s release, LEVERAGE will focus on personal branding and brand management, business formation and entrepreneurship, opportunity management and financial literacy. Marcus Krum, Dallas News, "Texas Athletics begins program to help student-athletes profit off personal brand," 31 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'formation.' 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 formation

15th century, in the meaning defined at sense 1

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Time Traveler for formation

Time Traveler

The first known use of formation was in the 15th century

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Statistics for formation

Last Updated

30 Sep 2020

Cite this Entry

“Formation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/formation. Accessed 30 Sep. 2020.

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More Definitions for formation

formation

noun
How to pronounce formation (audio)

English Language Learners Definition of formation

: the act of forming or creating something
: something that is formed or created
: an orderly arrangement or group of people, ships, or airplanes

formation

noun
for·​ma·​tion | \ fȯr-ˈmā-shən How to pronounce formation (audio) \

Kids Definition of formation

1 : a creation or development of something the formation of good habits
2 : something that is formed or created a cloud formation
3 : an arrangement of something battle formation punt formation

formation

noun
for·​ma·​tion | \ fȯr-ˈmā-shən How to pronounce formation (audio) \

Medical Definition of formation

1 : an act of giving form or shape to something or of taking form : development
2 : the manner in which a thing is formed : structure

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Comments on formation

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