formation

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noun for·ma·tion \fȯr-ˈmā-shən\

Definition of formation

  1. 1 :  an act of giving form or shape to something or of taking form :  development

  2. 2 :  something that is formed <new word formations>

  3. 3 :  the manner in which a thing is formed :  structure <the peculiar formation of the heart>

  4. 4 :  a major kind of plant growth (as forest, grassland, or tundra) characteristic of a broad ecological region

  5. 5 a :  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. 6 :  an arrangement of a body or group of persons or things in some prescribed manner or for a particular purpose <flying in formation>

Examples of formation in a sentence

  1. The book explains the formation of the planets.

  2. The soldiers were marching in formation.

  3. The team ran on the field and lined up in a punt formation.

15th Century

First Known Use of formation

15th century



FORMATION Defined for English Language Learners

formation

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noun for·ma·tion \fȯr-ˈmā-shən\

Definition of formation for English Language Learners

  • : the act of forming or creating something

  • : something that is formed or created

  • : an orderly arrangement or group of people, ships, or airplanes


FORMATION Defined for Kids

formation

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noun for·ma·tion \fȯr-ˈmā-shən\

Definition of formation for Students

  1. 1 :  a creation or development of something <the formation of good habits>

  2. 2 :  something that is formed or created <a cloud formation>

  3. 3 :  an arrangement of something <battle formation> <punt formation>


Medical Dictionary

formation

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noun for·ma·tion \fȯr-ˈmā-shən\

Medical Definition of formation

  1. 1:  an act of giving form or shape to something or of taking form :  development

  2. 2:  the manner in which a thing is formed :  structure



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