The meaning of FORMATION is an act of giving form or shape to something or of taking form : development. How to use formation in a sentence.

FORMATION meaning: 1. the way something is naturally made or the way it has been arranged: 2. the development of…. Learn more.

FORMATION definition: the act or process of forming or the state of being formed. See examples of formation used in a sentence.

formation 1. An ordered arrangement of troops and/or vehicles for a specific purpose. 2. An ordered arrangement of two or more ships, units, or aircraft proceeding together under a commander.

Definition of formation noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 14, 2025 · Over a broad region, the color of a formation may change. (military) An arrangement of moving troops, ships, or aircraft, such as a wedge, line abreast, or echelon. Often "in formation".

A formation is an arrangement of people or things. Planes flying in formation make a deliberate, specific pattern in the sky. Some formations are on purpose, or deliberate — like military troops marching in …

the manner in which a thing is formed; formal structure or arrangement: [countable] a formation of jet planes. [uncountable] planes flying in formation. Military development; creation; …

noun The act or process of forming or making; the operation of composing by the union of materials or elements, or of shaping and giving form; a putting or coming into form: as, the formation of a state or …

A formation must be large enough that it can be mapped at the surface or traced in the subsurface. Formations are otherwise not defined by the thickness of their rock strata, which can vary widely.