A Formation

1. Something possessing structure or form.
2. The act of assembling a group or structure.
3. (geology) A rock or face of a mountain.
4. (military) A grouping of military units or smaller formations under a command, such as a brigade, division, wing, etc.Synonyms: battle group, brigade group, task force, combat team
5. (military) An arrangement of moving troops, ships, or aircraft, such as a wedge, line abreast, or echelon. Often "in formation".Synonyms: tactical formation, battle formation
6. (sports) An arrangement of players designed to facilitate certain plays.
7. The process of influencing or guiding a person to a deeper understanding of a particular vocation.
8. The process during which something comes into being and gains its characteristics.
9. (category theory) A structure made of two categories, two functors from the first to the second category, and a transformation from one of the functors to the other.