Formation definitions

fôr-mā'shən
A forming or being formed.
noun
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2
A thing formed.
noun
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The act or process of forming something or of taking form.
noun
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1
The way in which something is formed or arranged; structure.
noun
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1
Something formed.

Beautiful cloud formations.

noun
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1
An arrangement or positioning, as of troops, ships, airplanes in flight, football players, etc.
noun
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The manner or style in which something is formed; structure.

The distinctive formation of the human eye.

noun
46
1
The major unit of vegetation usually extending over a large area, as the prairie, deciduous forest, tundra, etc.
noun
45
1
A specified arrangement or deployment, as of aircraft, troops, or players on a sports team.
noun
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A rock unit distinguished from adjacent deposits by some common character, as composition, origin, type of fossil, etc.
noun
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1
A primary unit in the mapping of rock strata, consisting of a set of contemporaneous rocks having the same characteristics and origin.
noun
40
1
Formation is defined as an arrangement, the way something is arranged or a coming together.

An example of a formation is group of soldiers marching as a group.

An example of a formation is a set of rocks that has lasted through the centuries.

noun
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A long, mappable body of rock that is recognizable by its physical characteristics and by its location within the rock record.
4
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Something possessing structure or form.
noun
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The act of assembling a group or structure.
noun
3
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(geology) A rock or face of a mountain.
noun
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(military) A grouping of military units or smaller formations under a command, such as a brigade, division, wing, etc.
noun
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(military) An arrangement of moving troops, ships, or aircraft, such as a wedge, line abreast, or echelon. Often "in formation".
noun
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The process of influencing or guiding a person to a deeper understanding of a particular vocation.
noun
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Origin of formation

From Old French formacion, from Latin formatio, from formare (“to form”); see form as verb.