+**Expansion** is the process of increasing in size, volume, or scope. This can describe the physical enlargement of objects or the ongoing growth of the [Universe](/wiki/universe), often implying a move from a confined state to a greater [Space](/wiki/space). It is a fundamental concept across many fields of study.
+## See also
+- [Growth](/wiki/growth)
+- [Contraction](/wiki/contraction)
+- [Dimension](/wiki/dimension)
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